Home | History | Annotate | Line # | Download | only in bfd
elfxx-sparc.c revision 1.15
      1   1.1     skrll /* SPARC-specific support for ELF
      2  1.15  christos    Copyright (C) 2005-2020 Free Software Foundation, Inc.
      3   1.1     skrll 
      4   1.1     skrll    This file is part of BFD, the Binary File Descriptor library.
      5   1.1     skrll 
      6   1.1     skrll    This program is free software; you can redistribute it and/or modify
      7   1.1     skrll    it under the terms of the GNU General Public License as published by
      8   1.1     skrll    the Free Software Foundation; either version 3 of the License, or
      9   1.1     skrll    (at your option) any later version.
     10   1.1     skrll 
     11   1.1     skrll    This program is distributed in the hope that it will be useful,
     12   1.1     skrll    but WITHOUT ANY WARRANTY; without even the implied warranty of
     13   1.1     skrll    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     14   1.1     skrll    GNU General Public License for more details.
     15   1.1     skrll 
     16   1.1     skrll    You should have received a copy of the GNU General Public License
     17   1.1     skrll    along with this program; if not, write to the Free Software
     18   1.1     skrll    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
     19   1.1     skrll    MA 02110-1301, USA.  */
     20   1.1     skrll 
     21   1.1     skrll 
     22   1.1     skrll /* This file handles functionality common to the different SPARC ABI's.  */
     23   1.1     skrll 
     24   1.1     skrll #include "sysdep.h"
     25   1.1     skrll #include "bfd.h"
     26   1.1     skrll #include "bfdlink.h"
     27   1.1     skrll #include "libbfd.h"
     28   1.1     skrll #include "libiberty.h"
     29   1.1     skrll #include "elf-bfd.h"
     30   1.1     skrll #include "elf/sparc.h"
     31   1.1     skrll #include "opcode/sparc.h"
     32   1.1     skrll #include "elfxx-sparc.h"
     33   1.1     skrll #include "elf-vxworks.h"
     34   1.3  christos #include "objalloc.h"
     35   1.3  christos #include "hashtab.h"
     36   1.1     skrll 
     37   1.1     skrll /* In case we're on a 32-bit machine, construct a 64-bit "-1" value.  */
     38   1.1     skrll #define MINUS_ONE (~ (bfd_vma) 0)
     39   1.1     skrll 
     40   1.1     skrll #define ABI_64_P(abfd) \
     41   1.1     skrll   (get_elf_backend_data (abfd)->s->elfclass == ELFCLASS64)
     42   1.1     skrll 
     43   1.1     skrll /* The relocation "howto" table.  */
     44   1.1     skrll 
     45   1.1     skrll /* Utility for performing the standard initial work of an instruction
     46   1.1     skrll    relocation.
     47   1.1     skrll    *PRELOCATION will contain the relocated item.
     48   1.1     skrll    *PINSN will contain the instruction from the input stream.
     49   1.1     skrll    If the result is `bfd_reloc_other' the caller can continue with
     50   1.1     skrll    performing the relocation.  Otherwise it must stop and return the
     51   1.1     skrll    value to its caller.  */
     52   1.1     skrll 
     53   1.1     skrll static bfd_reloc_status_type
     54   1.1     skrll init_insn_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol,
     55   1.6  christos 		 void * data, asection *input_section, bfd *output_bfd,
     56   1.1     skrll 		 bfd_vma *prelocation, bfd_vma *pinsn)
     57   1.1     skrll {
     58   1.1     skrll   bfd_vma relocation;
     59   1.1     skrll   reloc_howto_type *howto = reloc_entry->howto;
     60   1.1     skrll 
     61   1.1     skrll   if (output_bfd != (bfd *) NULL
     62   1.1     skrll       && (symbol->flags & BSF_SECTION_SYM) == 0
     63   1.1     skrll       && (! howto->partial_inplace
     64   1.1     skrll 	  || reloc_entry->addend == 0))
     65   1.1     skrll     {
     66   1.1     skrll       reloc_entry->address += input_section->output_offset;
     67   1.1     skrll       return bfd_reloc_ok;
     68   1.1     skrll     }
     69   1.1     skrll 
     70   1.1     skrll   /* This works because partial_inplace is FALSE.  */
     71   1.1     skrll   if (output_bfd != NULL)
     72   1.1     skrll     return bfd_reloc_continue;
     73   1.1     skrll 
     74   1.1     skrll   if (reloc_entry->address > bfd_get_section_limit (abfd, input_section))
     75   1.1     skrll     return bfd_reloc_outofrange;
     76   1.1     skrll 
     77   1.1     skrll   relocation = (symbol->value
     78   1.1     skrll 		+ symbol->section->output_section->vma
     79   1.1     skrll 		+ symbol->section->output_offset);
     80   1.1     skrll   relocation += reloc_entry->addend;
     81   1.1     skrll   if (howto->pc_relative)
     82   1.1     skrll     {
     83   1.1     skrll       relocation -= (input_section->output_section->vma
     84   1.1     skrll 		     + input_section->output_offset);
     85   1.1     skrll       relocation -= reloc_entry->address;
     86   1.1     skrll     }
     87   1.1     skrll 
     88   1.1     skrll   *prelocation = relocation;
     89   1.1     skrll   *pinsn = bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address);
     90   1.1     skrll   return bfd_reloc_other;
     91   1.1     skrll }
     92   1.1     skrll 
     93   1.1     skrll /* For unsupported relocs.  */
     94   1.1     skrll 
     95   1.1     skrll static bfd_reloc_status_type
     96   1.1     skrll sparc_elf_notsup_reloc (bfd *abfd ATTRIBUTE_UNUSED,
     97   1.1     skrll 			arelent *reloc_entry ATTRIBUTE_UNUSED,
     98   1.1     skrll 			asymbol *symbol ATTRIBUTE_UNUSED,
     99   1.6  christos 			void * data ATTRIBUTE_UNUSED,
    100   1.1     skrll 			asection *input_section ATTRIBUTE_UNUSED,
    101   1.1     skrll 			bfd *output_bfd ATTRIBUTE_UNUSED,
    102   1.1     skrll 			char **error_message ATTRIBUTE_UNUSED)
    103   1.1     skrll {
    104   1.1     skrll   return bfd_reloc_notsupported;
    105   1.1     skrll }
    106   1.1     skrll 
    107   1.1     skrll /* Handle the WDISP16 reloc.  */
    108   1.1     skrll 
    109   1.1     skrll static bfd_reloc_status_type
    110   1.1     skrll sparc_elf_wdisp16_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol,
    111   1.6  christos 			 void * data, asection *input_section, bfd *output_bfd,
    112   1.1     skrll 			 char **error_message ATTRIBUTE_UNUSED)
    113   1.1     skrll {
    114   1.1     skrll   bfd_vma relocation;
    115   1.1     skrll   bfd_vma insn;
    116   1.1     skrll   bfd_reloc_status_type status;
    117   1.1     skrll 
    118   1.1     skrll   status = init_insn_reloc (abfd, reloc_entry, symbol, data,
    119   1.1     skrll 			    input_section, output_bfd, &relocation, &insn);
    120   1.1     skrll   if (status != bfd_reloc_other)
    121   1.1     skrll     return status;
    122   1.1     skrll 
    123   1.1     skrll   insn &= ~ (bfd_vma) 0x303fff;
    124   1.1     skrll   insn |= (((relocation >> 2) & 0xc000) << 6) | ((relocation >> 2) & 0x3fff);
    125   1.1     skrll   bfd_put_32 (abfd, insn, (bfd_byte *) data + reloc_entry->address);
    126   1.1     skrll 
    127   1.1     skrll   if ((bfd_signed_vma) relocation < - 0x40000
    128   1.1     skrll       || (bfd_signed_vma) relocation > 0x3ffff)
    129   1.1     skrll     return bfd_reloc_overflow;
    130   1.1     skrll   else
    131   1.1     skrll     return bfd_reloc_ok;
    132   1.1     skrll }
    133   1.1     skrll 
    134   1.6  christos /* Handle the WDISP10 reloc.  */
    135   1.6  christos 
    136   1.6  christos static bfd_reloc_status_type
    137   1.6  christos sparc_elf_wdisp10_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol,
    138   1.6  christos 			 void * data, asection *input_section, bfd *output_bfd,
    139   1.6  christos 			 char **error_message ATTRIBUTE_UNUSED)
    140   1.6  christos {
    141   1.6  christos   bfd_vma relocation;
    142   1.6  christos   bfd_vma insn;
    143   1.6  christos   bfd_reloc_status_type status;
    144   1.6  christos 
    145   1.6  christos   status = init_insn_reloc (abfd, reloc_entry, symbol, data,
    146   1.6  christos 			    input_section, output_bfd, &relocation, &insn);
    147   1.6  christos   if (status != bfd_reloc_other)
    148   1.6  christos     return status;
    149   1.6  christos 
    150   1.6  christos   insn &= ~ (bfd_vma) 0x181fe0;
    151   1.6  christos   insn |= (((relocation >> 2) & 0x300) << 11)
    152   1.6  christos 	  | (((relocation >> 2) & 0xff) << 5);
    153   1.6  christos   bfd_put_32 (abfd, insn, (bfd_byte *) data + reloc_entry->address);
    154   1.6  christos 
    155   1.6  christos   if ((bfd_signed_vma) relocation < - 0x1000
    156   1.6  christos       || (bfd_signed_vma) relocation > 0xfff)
    157   1.6  christos     return bfd_reloc_overflow;
    158   1.6  christos   else
    159   1.6  christos     return bfd_reloc_ok;
    160   1.6  christos }
    161   1.6  christos 
    162   1.1     skrll /* Handle the HIX22 reloc.  */
    163   1.1     skrll 
    164   1.1     skrll static bfd_reloc_status_type
    165   1.1     skrll sparc_elf_hix22_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol,
    166   1.6  christos 		       void * data, asection *input_section, bfd *output_bfd,
    167   1.1     skrll 		       char **error_message ATTRIBUTE_UNUSED)
    168   1.1     skrll {
    169   1.1     skrll   bfd_vma relocation;
    170   1.1     skrll   bfd_vma insn;
    171   1.1     skrll   bfd_reloc_status_type status;
    172   1.1     skrll 
    173   1.1     skrll   status = init_insn_reloc (abfd, reloc_entry, symbol, data,
    174   1.1     skrll 			    input_section, output_bfd, &relocation, &insn);
    175   1.1     skrll   if (status != bfd_reloc_other)
    176   1.1     skrll     return status;
    177   1.1     skrll 
    178   1.1     skrll   relocation ^= MINUS_ONE;
    179   1.1     skrll   insn = (insn &~ (bfd_vma) 0x3fffff) | ((relocation >> 10) & 0x3fffff);
    180   1.1     skrll   bfd_put_32 (abfd, insn, (bfd_byte *) data + reloc_entry->address);
    181   1.1     skrll 
    182   1.1     skrll   if ((relocation & ~ (bfd_vma) 0xffffffff) != 0)
    183   1.1     skrll     return bfd_reloc_overflow;
    184   1.1     skrll   else
    185   1.1     skrll     return bfd_reloc_ok;
    186   1.1     skrll }
    187   1.1     skrll 
    188   1.1     skrll /* Handle the LOX10 reloc.  */
    189   1.1     skrll 
    190   1.1     skrll static bfd_reloc_status_type
    191   1.1     skrll sparc_elf_lox10_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol,
    192   1.6  christos 		       void * data, asection *input_section, bfd *output_bfd,
    193   1.1     skrll 		       char **error_message ATTRIBUTE_UNUSED)
    194   1.1     skrll {
    195   1.1     skrll   bfd_vma relocation;
    196   1.1     skrll   bfd_vma insn;
    197   1.1     skrll   bfd_reloc_status_type status;
    198   1.1     skrll 
    199   1.1     skrll   status = init_insn_reloc (abfd, reloc_entry, symbol, data,
    200   1.1     skrll 			    input_section, output_bfd, &relocation, &insn);
    201   1.1     skrll   if (status != bfd_reloc_other)
    202   1.1     skrll     return status;
    203   1.1     skrll 
    204   1.1     skrll   insn = (insn &~ (bfd_vma) 0x1fff) | 0x1c00 | (relocation & 0x3ff);
    205   1.1     skrll   bfd_put_32 (abfd, insn, (bfd_byte *) data + reloc_entry->address);
    206   1.1     skrll 
    207   1.1     skrll   return bfd_reloc_ok;
    208   1.1     skrll }
    209   1.1     skrll 
    210   1.1     skrll static reloc_howto_type _bfd_sparc_elf_howto_table[] =
    211   1.1     skrll {
    212  1.13  christos   HOWTO(R_SPARC_NONE,	   0,3, 0,FALSE,0,complain_overflow_dont,    bfd_elf_generic_reloc,  "R_SPARC_NONE",	FALSE,0,0x00000000,TRUE),
    213  1.13  christos   HOWTO(R_SPARC_8,	   0,0, 8,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc,  "R_SPARC_8",	FALSE,0,0x000000ff,TRUE),
    214  1.13  christos   HOWTO(R_SPARC_16,	   0,1,16,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc,  "R_SPARC_16",	FALSE,0,0x0000ffff,TRUE),
    215  1.13  christos   HOWTO(R_SPARC_32,	   0,2,32,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc,  "R_SPARC_32",	FALSE,0,0xffffffff,TRUE),
    216  1.13  christos   HOWTO(R_SPARC_DISP8,	   0,0, 8,TRUE, 0,complain_overflow_signed,  bfd_elf_generic_reloc,  "R_SPARC_DISP8",	FALSE,0,0x000000ff,TRUE),
    217  1.13  christos   HOWTO(R_SPARC_DISP16,	   0,1,16,TRUE, 0,complain_overflow_signed,  bfd_elf_generic_reloc,  "R_SPARC_DISP16",	FALSE,0,0x0000ffff,TRUE),
    218  1.13  christos   HOWTO(R_SPARC_DISP32,	   0,2,32,TRUE, 0,complain_overflow_signed,  bfd_elf_generic_reloc,  "R_SPARC_DISP32",	FALSE,0,0xffffffff,TRUE),
    219   1.1     skrll   HOWTO(R_SPARC_WDISP30,   2,2,30,TRUE, 0,complain_overflow_signed,  bfd_elf_generic_reloc,  "R_SPARC_WDISP30", FALSE,0,0x3fffffff,TRUE),
    220   1.1     skrll   HOWTO(R_SPARC_WDISP22,   2,2,22,TRUE, 0,complain_overflow_signed,  bfd_elf_generic_reloc,  "R_SPARC_WDISP22", FALSE,0,0x003fffff,TRUE),
    221  1.13  christos   HOWTO(R_SPARC_HI22,	  10,2,22,FALSE,0,complain_overflow_dont,    bfd_elf_generic_reloc,  "R_SPARC_HI22",	FALSE,0,0x003fffff,TRUE),
    222  1.13  christos   HOWTO(R_SPARC_22,	   0,2,22,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc,  "R_SPARC_22",	FALSE,0,0x003fffff,TRUE),
    223  1.13  christos   HOWTO(R_SPARC_13,	   0,2,13,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc,  "R_SPARC_13",	FALSE,0,0x00001fff,TRUE),
    224  1.13  christos   HOWTO(R_SPARC_LO10,	   0,2,10,FALSE,0,complain_overflow_dont,    bfd_elf_generic_reloc,  "R_SPARC_LO10",	FALSE,0,0x000003ff,TRUE),
    225  1.13  christos   HOWTO(R_SPARC_GOT10,	   0,2,10,FALSE,0,complain_overflow_dont,    bfd_elf_generic_reloc,  "R_SPARC_GOT10",	FALSE,0,0x000003ff,TRUE),
    226  1.13  christos   HOWTO(R_SPARC_GOT13,	   0,2,13,FALSE,0,complain_overflow_signed,  bfd_elf_generic_reloc,  "R_SPARC_GOT13",	FALSE,0,0x00001fff,TRUE),
    227  1.13  christos   HOWTO(R_SPARC_GOT22,	  10,2,22,FALSE,0,complain_overflow_dont,    bfd_elf_generic_reloc,  "R_SPARC_GOT22",	FALSE,0,0x003fffff,TRUE),
    228  1.13  christos   HOWTO(R_SPARC_PC10,	   0,2,10,TRUE, 0,complain_overflow_dont,    bfd_elf_generic_reloc,  "R_SPARC_PC10",	FALSE,0,0x000003ff,TRUE),
    229  1.13  christos   HOWTO(R_SPARC_PC22,	  10,2,22,TRUE, 0,complain_overflow_bitfield,bfd_elf_generic_reloc,  "R_SPARC_PC22",	FALSE,0,0x003fffff,TRUE),
    230  1.13  christos   HOWTO(R_SPARC_WPLT30,	   2,2,30,TRUE, 0,complain_overflow_signed,  bfd_elf_generic_reloc,  "R_SPARC_WPLT30",	FALSE,0,0x3fffffff,TRUE),
    231  1.13  christos   HOWTO(R_SPARC_COPY,	   0,0,00,FALSE,0,complain_overflow_dont,    bfd_elf_generic_reloc,  "R_SPARC_COPY",	FALSE,0,0x00000000,TRUE),
    232   1.1     skrll   HOWTO(R_SPARC_GLOB_DAT,  0,0,00,FALSE,0,complain_overflow_dont,    bfd_elf_generic_reloc,  "R_SPARC_GLOB_DAT",FALSE,0,0x00000000,TRUE),
    233   1.1     skrll   HOWTO(R_SPARC_JMP_SLOT,  0,0,00,FALSE,0,complain_overflow_dont,    bfd_elf_generic_reloc,  "R_SPARC_JMP_SLOT",FALSE,0,0x00000000,TRUE),
    234   1.1     skrll   HOWTO(R_SPARC_RELATIVE,  0,0,00,FALSE,0,complain_overflow_dont,    bfd_elf_generic_reloc,  "R_SPARC_RELATIVE",FALSE,0,0x00000000,TRUE),
    235  1.13  christos   HOWTO(R_SPARC_UA32,	   0,2,32,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc,  "R_SPARC_UA32",	FALSE,0,0xffffffff,TRUE),
    236  1.13  christos   HOWTO(R_SPARC_PLT32,	   0,2,32,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc,  "R_SPARC_PLT32",	FALSE,0,0xffffffff,TRUE),
    237  1.13  christos   HOWTO(R_SPARC_HIPLT22,   0,0,00,FALSE,0,complain_overflow_dont,    sparc_elf_notsup_reloc, "R_SPARC_HIPLT22",	 FALSE,0,0x00000000,TRUE),
    238  1.13  christos   HOWTO(R_SPARC_LOPLT10,   0,0,00,FALSE,0,complain_overflow_dont,    sparc_elf_notsup_reloc, "R_SPARC_LOPLT10",	 FALSE,0,0x00000000,TRUE),
    239  1.13  christos   HOWTO(R_SPARC_PCPLT32,   0,0,00,FALSE,0,complain_overflow_dont,    sparc_elf_notsup_reloc, "R_SPARC_PCPLT32",	 FALSE,0,0x00000000,TRUE),
    240  1.13  christos   HOWTO(R_SPARC_PCPLT22,   0,0,00,FALSE,0,complain_overflow_dont,    sparc_elf_notsup_reloc, "R_SPARC_PCPLT22",	 FALSE,0,0x00000000,TRUE),
    241  1.13  christos   HOWTO(R_SPARC_PCPLT10,   0,0,00,FALSE,0,complain_overflow_dont,    sparc_elf_notsup_reloc, "R_SPARC_PCPLT10",	 FALSE,0,0x00000000,TRUE),
    242  1.13  christos   HOWTO(R_SPARC_10,	   0,2,10,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc,  "R_SPARC_10",	FALSE,0,0x000003ff,TRUE),
    243  1.13  christos   HOWTO(R_SPARC_11,	   0,2,11,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc,  "R_SPARC_11",	FALSE,0,0x000007ff,TRUE),
    244  1.13  christos   HOWTO(R_SPARC_64,	   0,4,64,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc,  "R_SPARC_64",	FALSE,0,MINUS_ONE, TRUE),
    245  1.13  christos   HOWTO(R_SPARC_OLO10,	   0,2,13,FALSE,0,complain_overflow_signed,  sparc_elf_notsup_reloc, "R_SPARC_OLO10",	FALSE,0,0x00001fff,TRUE),
    246  1.13  christos   HOWTO(R_SPARC_HH22,	  42,2,22,FALSE,0,complain_overflow_unsigned,bfd_elf_generic_reloc,  "R_SPARC_HH22",	FALSE,0,0x003fffff,TRUE),
    247  1.13  christos   HOWTO(R_SPARC_HM10,	  32,2,10,FALSE,0,complain_overflow_dont,    bfd_elf_generic_reloc,  "R_SPARC_HM10",	FALSE,0,0x000003ff,TRUE),
    248  1.13  christos   HOWTO(R_SPARC_LM22,	  10,2,22,FALSE,0,complain_overflow_dont,    bfd_elf_generic_reloc,  "R_SPARC_LM22",	FALSE,0,0x003fffff,TRUE),
    249  1.13  christos   HOWTO(R_SPARC_PC_HH22,  42,2,22,TRUE, 0,complain_overflow_unsigned,bfd_elf_generic_reloc,  "R_SPARC_PC_HH22",	   FALSE,0,0x003fffff,TRUE),
    250  1.13  christos   HOWTO(R_SPARC_PC_HM10,  32,2,10,TRUE, 0,complain_overflow_dont,    bfd_elf_generic_reloc,  "R_SPARC_PC_HM10",	   FALSE,0,0x000003ff,TRUE),
    251  1.13  christos   HOWTO(R_SPARC_PC_LM22,  10,2,22,TRUE, 0,complain_overflow_dont,    bfd_elf_generic_reloc,  "R_SPARC_PC_LM22",	   FALSE,0,0x003fffff,TRUE),
    252   1.1     skrll   HOWTO(R_SPARC_WDISP16,   2,2,16,TRUE, 0,complain_overflow_signed,  sparc_elf_wdisp16_reloc,"R_SPARC_WDISP16", FALSE,0,0x00000000,TRUE),
    253   1.1     skrll   HOWTO(R_SPARC_WDISP19,   2,2,19,TRUE, 0,complain_overflow_signed,  bfd_elf_generic_reloc,  "R_SPARC_WDISP19", FALSE,0,0x0007ffff,TRUE),
    254   1.1     skrll   HOWTO(R_SPARC_UNUSED_42, 0,0, 0,FALSE,0,complain_overflow_dont,    bfd_elf_generic_reloc,  "R_SPARC_UNUSED_42",FALSE,0,0x00000000,TRUE),
    255  1.13  christos   HOWTO(R_SPARC_7,	   0,2, 7,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc,  "R_SPARC_7",	FALSE,0,0x0000007f,TRUE),
    256  1.13  christos   HOWTO(R_SPARC_5,	   0,2, 5,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc,  "R_SPARC_5",	FALSE,0,0x0000001f,TRUE),
    257  1.13  christos   HOWTO(R_SPARC_6,	   0,2, 6,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc,  "R_SPARC_6",	FALSE,0,0x0000003f,TRUE),
    258  1.13  christos   HOWTO(R_SPARC_DISP64,	   0,4,64,TRUE, 0,complain_overflow_signed,  bfd_elf_generic_reloc,  "R_SPARC_DISP64",	FALSE,0,MINUS_ONE, TRUE),
    259  1.13  christos   HOWTO(R_SPARC_PLT64,	   0,4,64,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc,  "R_SPARC_PLT64",	FALSE,0,MINUS_ONE, TRUE),
    260  1.13  christos   HOWTO(R_SPARC_HIX22,	   0,4, 0,FALSE,0,complain_overflow_bitfield,sparc_elf_hix22_reloc,  "R_SPARC_HIX22",	FALSE,0,MINUS_ONE, FALSE),
    261  1.13  christos   HOWTO(R_SPARC_LOX10,	   0,4, 0,FALSE,0,complain_overflow_dont,    sparc_elf_lox10_reloc,  "R_SPARC_LOX10",	FALSE,0,MINUS_ONE, FALSE),
    262  1.13  christos   HOWTO(R_SPARC_H44,	  22,2,22,FALSE,0,complain_overflow_unsigned,bfd_elf_generic_reloc,  "R_SPARC_H44",	FALSE,0,0x003fffff,FALSE),
    263  1.13  christos   HOWTO(R_SPARC_M44,	  12,2,10,FALSE,0,complain_overflow_dont,    bfd_elf_generic_reloc,  "R_SPARC_M44",	FALSE,0,0x000003ff,FALSE),
    264  1.13  christos   HOWTO(R_SPARC_L44,	   0,2,13,FALSE,0,complain_overflow_dont,    bfd_elf_generic_reloc,  "R_SPARC_L44",	FALSE,0,0x00000fff,FALSE),
    265   1.1     skrll   HOWTO(R_SPARC_REGISTER,  0,4, 0,FALSE,0,complain_overflow_bitfield,sparc_elf_notsup_reloc, "R_SPARC_REGISTER",FALSE,0,MINUS_ONE, FALSE),
    266  1.13  christos   HOWTO(R_SPARC_UA64,	     0,4,64,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc,  "R_SPARC_UA64",	    FALSE,0,MINUS_ONE, TRUE),
    267  1.13  christos   HOWTO(R_SPARC_UA16,	     0,1,16,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc,  "R_SPARC_UA16",	    FALSE,0,0x0000ffff,TRUE),
    268   1.1     skrll   HOWTO(R_SPARC_TLS_GD_HI22,10,2,22,FALSE,0,complain_overflow_dont,  bfd_elf_generic_reloc,  "R_SPARC_TLS_GD_HI22",FALSE,0,0x003fffff,TRUE),
    269   1.1     skrll   HOWTO(R_SPARC_TLS_GD_LO10,0,2,10,FALSE,0,complain_overflow_dont,   bfd_elf_generic_reloc,  "R_SPARC_TLS_GD_LO10",FALSE,0,0x000003ff,TRUE),
    270   1.1     skrll   HOWTO(R_SPARC_TLS_GD_ADD,0,0, 0,FALSE,0,complain_overflow_dont,    bfd_elf_generic_reloc,  "R_SPARC_TLS_GD_ADD",FALSE,0,0x00000000,TRUE),
    271   1.1     skrll   HOWTO(R_SPARC_TLS_GD_CALL,2,2,30,TRUE,0,complain_overflow_signed,  bfd_elf_generic_reloc,  "R_SPARC_TLS_GD_CALL",FALSE,0,0x3fffffff,TRUE),
    272   1.1     skrll   HOWTO(R_SPARC_TLS_LDM_HI22,10,2,22,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc,  "R_SPARC_TLS_LDM_HI22",FALSE,0,0x003fffff,TRUE),
    273   1.1     skrll   HOWTO(R_SPARC_TLS_LDM_LO10,0,2,10,FALSE,0,complain_overflow_dont,  bfd_elf_generic_reloc,  "R_SPARC_TLS_LDM_LO10",FALSE,0,0x000003ff,TRUE),
    274   1.1     skrll   HOWTO(R_SPARC_TLS_LDM_ADD,0,0, 0,FALSE,0,complain_overflow_dont,   bfd_elf_generic_reloc,  "R_SPARC_TLS_LDM_ADD",FALSE,0,0x00000000,TRUE),
    275   1.1     skrll   HOWTO(R_SPARC_TLS_LDM_CALL,2,2,30,TRUE,0,complain_overflow_signed, bfd_elf_generic_reloc,  "R_SPARC_TLS_LDM_CALL",FALSE,0,0x3fffffff,TRUE),
    276   1.1     skrll   HOWTO(R_SPARC_TLS_LDO_HIX22,0,2,0,FALSE,0,complain_overflow_bitfield,sparc_elf_hix22_reloc,"R_SPARC_TLS_LDO_HIX22",FALSE,0,0x003fffff, FALSE),
    277   1.1     skrll   HOWTO(R_SPARC_TLS_LDO_LOX10,0,2,0,FALSE,0,complain_overflow_dont,  sparc_elf_lox10_reloc,  "R_SPARC_TLS_LDO_LOX10",FALSE,0,0x000003ff, FALSE),
    278   1.1     skrll   HOWTO(R_SPARC_TLS_LDO_ADD,0,0, 0,FALSE,0,complain_overflow_dont,   bfd_elf_generic_reloc,  "R_SPARC_TLS_LDO_ADD",FALSE,0,0x00000000,TRUE),
    279   1.1     skrll   HOWTO(R_SPARC_TLS_IE_HI22,10,2,22,FALSE,0,complain_overflow_dont,  bfd_elf_generic_reloc,  "R_SPARC_TLS_IE_HI22",FALSE,0,0x003fffff,TRUE),
    280   1.1     skrll   HOWTO(R_SPARC_TLS_IE_LO10,0,2,10,FALSE,0,complain_overflow_dont,   bfd_elf_generic_reloc,  "R_SPARC_TLS_IE_LO10",FALSE,0,0x000003ff,TRUE),
    281   1.1     skrll   HOWTO(R_SPARC_TLS_IE_LD,0,0, 0,FALSE,0,complain_overflow_dont,     bfd_elf_generic_reloc,  "R_SPARC_TLS_IE_LD",FALSE,0,0x00000000,TRUE),
    282   1.1     skrll   HOWTO(R_SPARC_TLS_IE_LDX,0,0, 0,FALSE,0,complain_overflow_dont,    bfd_elf_generic_reloc,  "R_SPARC_TLS_IE_LDX",FALSE,0,0x00000000,TRUE),
    283   1.1     skrll   HOWTO(R_SPARC_TLS_IE_ADD,0,0, 0,FALSE,0,complain_overflow_dont,    bfd_elf_generic_reloc,  "R_SPARC_TLS_IE_ADD",FALSE,0,0x00000000,TRUE),
    284   1.1     skrll   HOWTO(R_SPARC_TLS_LE_HIX22,0,2,0,FALSE,0,complain_overflow_bitfield,sparc_elf_hix22_reloc, "R_SPARC_TLS_LE_HIX22",FALSE,0,0x003fffff, FALSE),
    285   1.1     skrll   HOWTO(R_SPARC_TLS_LE_LOX10,0,2,0,FALSE,0,complain_overflow_dont,   sparc_elf_lox10_reloc,  "R_SPARC_TLS_LE_LOX10",FALSE,0,0x000003ff, FALSE),
    286   1.1     skrll   HOWTO(R_SPARC_TLS_DTPMOD32,0,0, 0,FALSE,0,complain_overflow_dont,  bfd_elf_generic_reloc,  "R_SPARC_TLS_DTPMOD32",FALSE,0,0x00000000,TRUE),
    287   1.1     skrll   HOWTO(R_SPARC_TLS_DTPMOD64,0,0, 0,FALSE,0,complain_overflow_dont,  bfd_elf_generic_reloc,  "R_SPARC_TLS_DTPMOD64",FALSE,0,0x00000000,TRUE),
    288   1.1     skrll   HOWTO(R_SPARC_TLS_DTPOFF32,0,2,32,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc,"R_SPARC_TLS_DTPOFF32",FALSE,0,0xffffffff,TRUE),
    289   1.1     skrll   HOWTO(R_SPARC_TLS_DTPOFF64,0,4,64,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc,"R_SPARC_TLS_DTPOFF64",FALSE,0,MINUS_ONE,TRUE),
    290   1.1     skrll   HOWTO(R_SPARC_TLS_TPOFF32,0,0, 0,FALSE,0,complain_overflow_dont,   bfd_elf_generic_reloc,  "R_SPARC_TLS_TPOFF32",FALSE,0,0x00000000,TRUE),
    291   1.1     skrll   HOWTO(R_SPARC_TLS_TPOFF64,0,0, 0,FALSE,0,complain_overflow_dont,   bfd_elf_generic_reloc,  "R_SPARC_TLS_TPOFF64",FALSE,0,0x00000000,TRUE),
    292   1.1     skrll   HOWTO(R_SPARC_GOTDATA_HIX22,0,2,0,FALSE,0,complain_overflow_bitfield,sparc_elf_hix22_reloc,"R_SPARC_GOTDATA_HIX22",FALSE,0,0x003fffff, FALSE),
    293   1.1     skrll   HOWTO(R_SPARC_GOTDATA_LOX10,0,2,0,FALSE,0,complain_overflow_dont,  sparc_elf_lox10_reloc,  "R_SPARC_GOTDATA_LOX10",FALSE,0,0x000003ff, FALSE),
    294   1.1     skrll   HOWTO(R_SPARC_GOTDATA_OP_HIX22,0,2,0,FALSE,0,complain_overflow_bitfield,sparc_elf_hix22_reloc,"R_SPARC_GOTDATA_OP_HIX22",FALSE,0,0x003fffff, FALSE),
    295  1.13  christos   HOWTO(R_SPARC_GOTDATA_OP_LOX10,0,2,0,FALSE,0,complain_overflow_dont,	sparc_elf_lox10_reloc,	"R_SPARC_GOTDATA_OP_LOX10",FALSE,0,0x000003ff, FALSE),
    296   1.1     skrll   HOWTO(R_SPARC_GOTDATA_OP,0,0, 0,FALSE,0,complain_overflow_dont,   bfd_elf_generic_reloc,  "R_SPARC_GOTDATA_OP",FALSE,0,0x00000000,TRUE),
    297   1.6  christos   HOWTO(R_SPARC_H34,12,2,22,FALSE,0,complain_overflow_unsigned,bfd_elf_generic_reloc,"R_SPARC_H34",FALSE,0,0x003fffff,FALSE),
    298   1.6  christos   HOWTO(R_SPARC_SIZE32,0,2,32,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc,"R_SPARC_SIZE32",FALSE,0,0xffffffff,TRUE),
    299   1.6  christos   HOWTO(R_SPARC_SIZE64,0,4,64,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc,"R_SPARC_SIZE64",FALSE,0,MINUS_ONE, TRUE),
    300   1.6  christos   HOWTO(R_SPARC_WDISP10,2,2,10,TRUE, 0,complain_overflow_signed,sparc_elf_wdisp10_reloc,"R_SPARC_WDISP10",FALSE,0,0x00000000,TRUE),
    301   1.1     skrll };
    302   1.3  christos static reloc_howto_type sparc_jmp_irel_howto =
    303   1.3  christos   HOWTO(R_SPARC_JMP_IREL,  0,0,00,FALSE,0,complain_overflow_dont,    bfd_elf_generic_reloc,  "R_SPARC_JMP_IREL",FALSE,0,0x00000000,TRUE);
    304   1.3  christos static reloc_howto_type sparc_irelative_howto =
    305   1.3  christos   HOWTO(R_SPARC_IRELATIVE,  0,0,00,FALSE,0,complain_overflow_dont,    bfd_elf_generic_reloc,  "R_SPARC_IRELATIVE",FALSE,0,0x00000000,TRUE);
    306   1.1     skrll static reloc_howto_type sparc_vtinherit_howto =
    307   1.1     skrll   HOWTO (R_SPARC_GNU_VTINHERIT, 0,2,0,FALSE,0,complain_overflow_dont, NULL, "R_SPARC_GNU_VTINHERIT", FALSE,0, 0, FALSE);
    308   1.1     skrll static reloc_howto_type sparc_vtentry_howto =
    309   1.1     skrll   HOWTO (R_SPARC_GNU_VTENTRY, 0,2,0,FALSE,0,complain_overflow_dont, _bfd_elf_rel_vtable_reloc_fn,"R_SPARC_GNU_VTENTRY", FALSE,0,0, FALSE);
    310   1.1     skrll static reloc_howto_type sparc_rev32_howto =
    311   1.1     skrll   HOWTO(R_SPARC_REV32, 0,2,32,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc, "R_SPARC_REV32", FALSE,0,0xffffffff,TRUE);
    312   1.1     skrll 
    313   1.1     skrll reloc_howto_type *
    314  1.14  christos _bfd_sparc_elf_reloc_type_lookup (bfd *abfd,
    315   1.1     skrll 				  bfd_reloc_code_real_type code)
    316   1.1     skrll {
    317   1.3  christos   /* We explicitly handle each relocation type in the switch
    318   1.3  christos      instead of using a lookup table for efficiency.  */
    319   1.1     skrll   switch (code)
    320   1.1     skrll     {
    321   1.3  christos     case BFD_RELOC_NONE:
    322   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_NONE];
    323   1.3  christos 
    324   1.3  christos     case BFD_RELOC_8:
    325   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_8];
    326   1.3  christos 
    327   1.3  christos     case BFD_RELOC_16:
    328   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_16];
    329   1.3  christos 
    330   1.3  christos     case BFD_RELOC_32:
    331   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_32];
    332   1.3  christos 
    333   1.3  christos     case BFD_RELOC_8_PCREL:
    334   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_DISP8];
    335   1.3  christos 
    336   1.3  christos     case BFD_RELOC_16_PCREL:
    337   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_DISP16];
    338   1.3  christos 
    339   1.3  christos     case BFD_RELOC_32_PCREL:
    340   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_DISP32];
    341   1.3  christos 
    342   1.3  christos     case BFD_RELOC_32_PCREL_S2:
    343   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_WDISP30];
    344   1.3  christos 
    345   1.3  christos     case BFD_RELOC_SPARC_WDISP22:
    346   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_WDISP22];
    347   1.3  christos 
    348   1.3  christos     case BFD_RELOC_HI22:
    349   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_HI22];
    350   1.3  christos 
    351   1.3  christos     case BFD_RELOC_SPARC22:
    352   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_22];
    353   1.3  christos 
    354   1.3  christos     case BFD_RELOC_SPARC13:
    355   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_13];
    356   1.3  christos 
    357   1.3  christos     case BFD_RELOC_LO10:
    358   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_LO10];
    359   1.3  christos 
    360   1.3  christos     case BFD_RELOC_SPARC_GOT10:
    361   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_GOT10];
    362   1.3  christos 
    363   1.3  christos     case BFD_RELOC_SPARC_GOT13:
    364   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_GOT13];
    365   1.3  christos 
    366   1.3  christos     case BFD_RELOC_SPARC_GOT22:
    367   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_GOT22];
    368   1.3  christos 
    369   1.3  christos     case BFD_RELOC_SPARC_PC10:
    370   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_PC10];
    371   1.3  christos 
    372   1.3  christos     case BFD_RELOC_SPARC_PC22:
    373   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_PC22];
    374   1.3  christos 
    375   1.3  christos     case BFD_RELOC_SPARC_WPLT30:
    376   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_WPLT30];
    377   1.3  christos 
    378   1.3  christos     case BFD_RELOC_SPARC_COPY:
    379   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_COPY];
    380   1.3  christos 
    381   1.3  christos     case BFD_RELOC_SPARC_GLOB_DAT:
    382   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_GLOB_DAT];
    383   1.3  christos 
    384   1.3  christos     case BFD_RELOC_SPARC_JMP_SLOT:
    385   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_JMP_SLOT];
    386   1.3  christos 
    387   1.3  christos     case BFD_RELOC_SPARC_RELATIVE:
    388   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_RELATIVE];
    389   1.3  christos 
    390   1.3  christos     case BFD_RELOC_SPARC_UA32:
    391   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_UA32];
    392   1.3  christos 
    393   1.3  christos     case BFD_RELOC_SPARC_PLT32:
    394   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_PLT32];
    395   1.3  christos 
    396   1.3  christos     case BFD_RELOC_SPARC_10:
    397   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_10];
    398   1.3  christos 
    399   1.3  christos     case BFD_RELOC_SPARC_11:
    400   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_11];
    401   1.3  christos 
    402   1.3  christos     case BFD_RELOC_SPARC_64:
    403   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_64];
    404   1.3  christos 
    405   1.3  christos     case BFD_RELOC_SPARC_OLO10:
    406   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_OLO10];
    407   1.3  christos 
    408   1.3  christos     case BFD_RELOC_SPARC_HH22:
    409   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_HH22];
    410   1.3  christos 
    411   1.3  christos     case BFD_RELOC_SPARC_HM10:
    412   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_HM10];
    413   1.3  christos 
    414   1.3  christos     case BFD_RELOC_SPARC_LM22:
    415   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_LM22];
    416   1.3  christos 
    417   1.3  christos     case BFD_RELOC_SPARC_PC_HH22:
    418   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_PC_HH22];
    419   1.3  christos 
    420   1.3  christos     case BFD_RELOC_SPARC_PC_HM10:
    421   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_PC_HM10];
    422   1.3  christos 
    423   1.3  christos     case BFD_RELOC_SPARC_PC_LM22:
    424   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_PC_LM22];
    425   1.3  christos 
    426   1.3  christos     case BFD_RELOC_SPARC_WDISP16:
    427   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_WDISP16];
    428   1.3  christos 
    429   1.3  christos     case BFD_RELOC_SPARC_WDISP19:
    430   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_WDISP19];
    431   1.3  christos 
    432   1.3  christos     case BFD_RELOC_SPARC_7:
    433   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_7];
    434   1.3  christos 
    435   1.3  christos     case BFD_RELOC_SPARC_5:
    436   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_5];
    437   1.3  christos 
    438   1.3  christos     case BFD_RELOC_SPARC_6:
    439   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_6];
    440   1.3  christos 
    441   1.3  christos     case BFD_RELOC_SPARC_DISP64:
    442   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_DISP64];
    443   1.3  christos 
    444   1.3  christos     case BFD_RELOC_SPARC_PLT64:
    445   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_PLT64];
    446   1.3  christos 
    447   1.3  christos     case BFD_RELOC_SPARC_HIX22:
    448   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_HIX22];
    449   1.3  christos 
    450   1.3  christos     case BFD_RELOC_SPARC_LOX10:
    451   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_LOX10];
    452   1.3  christos 
    453   1.3  christos     case BFD_RELOC_SPARC_H44:
    454   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_H44];
    455   1.3  christos 
    456   1.3  christos     case BFD_RELOC_SPARC_M44:
    457   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_M44];
    458   1.3  christos 
    459   1.3  christos     case BFD_RELOC_SPARC_L44:
    460   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_L44];
    461   1.3  christos 
    462   1.3  christos     case BFD_RELOC_SPARC_REGISTER:
    463   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_REGISTER];
    464   1.3  christos 
    465   1.3  christos     case BFD_RELOC_SPARC_UA64:
    466   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_UA64];
    467   1.3  christos 
    468   1.3  christos     case BFD_RELOC_SPARC_UA16:
    469   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_UA16];
    470   1.3  christos 
    471   1.3  christos     case BFD_RELOC_SPARC_TLS_GD_HI22:
    472   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_TLS_GD_HI22];
    473   1.3  christos 
    474   1.3  christos     case BFD_RELOC_SPARC_TLS_GD_LO10:
    475   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_TLS_GD_LO10];
    476   1.3  christos 
    477   1.3  christos     case BFD_RELOC_SPARC_TLS_GD_ADD:
    478   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_TLS_GD_ADD];
    479   1.3  christos 
    480   1.3  christos     case BFD_RELOC_SPARC_TLS_GD_CALL:
    481   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_TLS_GD_CALL];
    482   1.3  christos 
    483   1.3  christos     case BFD_RELOC_SPARC_TLS_LDM_HI22:
    484   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_TLS_LDM_HI22];
    485   1.3  christos 
    486   1.3  christos     case BFD_RELOC_SPARC_TLS_LDM_LO10:
    487   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_TLS_LDM_LO10];
    488   1.3  christos 
    489   1.3  christos     case BFD_RELOC_SPARC_TLS_LDM_ADD:
    490   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_TLS_LDM_ADD];
    491   1.3  christos 
    492   1.3  christos     case BFD_RELOC_SPARC_TLS_LDM_CALL:
    493   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_TLS_LDM_CALL];
    494   1.3  christos 
    495   1.3  christos     case BFD_RELOC_SPARC_TLS_LDO_HIX22:
    496   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_TLS_LDO_HIX22];
    497   1.3  christos 
    498   1.3  christos     case BFD_RELOC_SPARC_TLS_LDO_LOX10:
    499   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_TLS_LDO_LOX10];
    500   1.3  christos 
    501   1.3  christos     case BFD_RELOC_SPARC_TLS_LDO_ADD:
    502   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_TLS_LDO_ADD];
    503   1.3  christos 
    504   1.3  christos     case BFD_RELOC_SPARC_TLS_IE_HI22:
    505   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_TLS_IE_HI22];
    506   1.3  christos 
    507   1.3  christos     case BFD_RELOC_SPARC_TLS_IE_LO10:
    508   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_TLS_IE_LO10];
    509   1.3  christos 
    510   1.3  christos     case BFD_RELOC_SPARC_TLS_IE_LD:
    511   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_TLS_IE_LD];
    512   1.3  christos 
    513   1.3  christos     case BFD_RELOC_SPARC_TLS_IE_LDX:
    514   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_TLS_IE_LDX];
    515   1.3  christos 
    516   1.3  christos     case BFD_RELOC_SPARC_TLS_IE_ADD:
    517   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_TLS_IE_ADD];
    518   1.3  christos 
    519   1.3  christos     case BFD_RELOC_SPARC_TLS_LE_HIX22:
    520   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_TLS_LE_HIX22];
    521   1.3  christos 
    522   1.3  christos     case BFD_RELOC_SPARC_TLS_LE_LOX10:
    523   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_TLS_LE_LOX10];
    524   1.3  christos 
    525   1.3  christos     case BFD_RELOC_SPARC_TLS_DTPMOD32:
    526   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_TLS_DTPMOD32];
    527   1.3  christos 
    528   1.3  christos     case BFD_RELOC_SPARC_TLS_DTPMOD64:
    529   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_TLS_DTPMOD64];
    530   1.3  christos 
    531   1.3  christos     case BFD_RELOC_SPARC_TLS_DTPOFF32:
    532   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_TLS_DTPOFF32];
    533   1.3  christos 
    534   1.3  christos     case BFD_RELOC_SPARC_TLS_DTPOFF64:
    535   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_TLS_DTPOFF64];
    536   1.3  christos 
    537   1.3  christos     case BFD_RELOC_SPARC_TLS_TPOFF32:
    538   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_TLS_TPOFF32];
    539   1.3  christos 
    540   1.3  christos     case BFD_RELOC_SPARC_TLS_TPOFF64:
    541   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_TLS_TPOFF64];
    542   1.3  christos 
    543   1.3  christos     case BFD_RELOC_SPARC_GOTDATA_HIX22:
    544   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_GOTDATA_HIX22];
    545   1.3  christos 
    546   1.3  christos     case BFD_RELOC_SPARC_GOTDATA_LOX10:
    547   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_GOTDATA_LOX10];
    548   1.3  christos 
    549   1.3  christos     case BFD_RELOC_SPARC_GOTDATA_OP_HIX22:
    550   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_GOTDATA_OP_HIX22];
    551   1.3  christos 
    552   1.3  christos     case BFD_RELOC_SPARC_GOTDATA_OP_LOX10:
    553   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_GOTDATA_OP_LOX10];
    554   1.3  christos 
    555   1.3  christos     case BFD_RELOC_SPARC_GOTDATA_OP:
    556   1.3  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_GOTDATA_OP];
    557   1.3  christos 
    558   1.6  christos     case BFD_RELOC_SPARC_H34:
    559   1.6  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_H34];
    560   1.6  christos 
    561   1.6  christos     case BFD_RELOC_SPARC_SIZE32:
    562   1.6  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_SIZE32];
    563   1.6  christos 
    564   1.6  christos     case BFD_RELOC_SPARC_SIZE64:
    565   1.6  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_SIZE64];
    566   1.6  christos 
    567   1.6  christos     case BFD_RELOC_SPARC_WDISP10:
    568   1.6  christos       return &_bfd_sparc_elf_howto_table[R_SPARC_WDISP10];
    569   1.6  christos 
    570   1.3  christos     case BFD_RELOC_SPARC_JMP_IREL:
    571   1.3  christos       return &sparc_jmp_irel_howto;
    572   1.3  christos 
    573   1.3  christos     case BFD_RELOC_SPARC_IRELATIVE:
    574   1.3  christos       return &sparc_irelative_howto;
    575   1.3  christos 
    576   1.1     skrll     case BFD_RELOC_VTABLE_INHERIT:
    577   1.1     skrll       return &sparc_vtinherit_howto;
    578   1.1     skrll 
    579   1.1     skrll     case BFD_RELOC_VTABLE_ENTRY:
    580   1.1     skrll       return &sparc_vtentry_howto;
    581   1.1     skrll 
    582   1.1     skrll     case BFD_RELOC_SPARC_REV32:
    583   1.1     skrll       return &sparc_rev32_howto;
    584   1.1     skrll 
    585   1.1     skrll     default:
    586   1.3  christos       break;
    587   1.1     skrll     }
    588  1.14  christos   /* xgettext:c-format */
    589  1.14  christos   _bfd_error_handler (_("%pB: unsupported relocation type %#x"), abfd, (int) code);
    590  1.14  christos   bfd_set_error (bfd_error_bad_value);
    591  1.14  christos   return NULL;
    592   1.1     skrll }
    593   1.1     skrll 
    594   1.1     skrll reloc_howto_type *
    595   1.1     skrll _bfd_sparc_elf_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED,
    596   1.1     skrll 				  const char *r_name)
    597   1.1     skrll {
    598   1.1     skrll   unsigned int i;
    599   1.1     skrll 
    600  1.14  christos   for (i = 0; i < ARRAY_SIZE (_bfd_sparc_elf_howto_table); i++)
    601   1.1     skrll     if (_bfd_sparc_elf_howto_table[i].name != NULL
    602   1.1     skrll 	&& strcasecmp (_bfd_sparc_elf_howto_table[i].name, r_name) == 0)
    603   1.1     skrll       return &_bfd_sparc_elf_howto_table[i];
    604   1.1     skrll 
    605   1.1     skrll   if (strcasecmp (sparc_vtinherit_howto.name, r_name) == 0)
    606   1.1     skrll     return &sparc_vtinherit_howto;
    607   1.1     skrll   if (strcasecmp (sparc_vtentry_howto.name, r_name) == 0)
    608   1.1     skrll     return &sparc_vtentry_howto;
    609   1.1     skrll   if (strcasecmp (sparc_rev32_howto.name, r_name) == 0)
    610   1.1     skrll     return &sparc_rev32_howto;
    611   1.1     skrll 
    612   1.1     skrll   return NULL;
    613   1.1     skrll }
    614   1.1     skrll 
    615   1.1     skrll reloc_howto_type *
    616  1.14  christos _bfd_sparc_elf_info_to_howto_ptr (bfd *abfd ATTRIBUTE_UNUSED,
    617  1.14  christos 				  unsigned int r_type)
    618   1.1     skrll {
    619   1.1     skrll   switch (r_type)
    620   1.1     skrll     {
    621   1.3  christos     case R_SPARC_JMP_IREL:
    622   1.3  christos       return &sparc_jmp_irel_howto;
    623   1.3  christos 
    624   1.3  christos     case R_SPARC_IRELATIVE:
    625   1.3  christos       return &sparc_irelative_howto;
    626   1.3  christos 
    627   1.1     skrll     case R_SPARC_GNU_VTINHERIT:
    628   1.1     skrll       return &sparc_vtinherit_howto;
    629   1.1     skrll 
    630   1.1     skrll     case R_SPARC_GNU_VTENTRY:
    631   1.1     skrll       return &sparc_vtentry_howto;
    632   1.1     skrll 
    633   1.1     skrll     case R_SPARC_REV32:
    634   1.1     skrll       return &sparc_rev32_howto;
    635   1.1     skrll 
    636   1.1     skrll     default:
    637   1.1     skrll       if (r_type >= (unsigned int) R_SPARC_max_std)
    638   1.1     skrll 	{
    639  1.14  christos 	  _bfd_error_handler (_("%pB: unsupported relocation type %#x"),
    640  1.14  christos 			      abfd, r_type);
    641  1.14  christos 	  bfd_set_error (bfd_error_bad_value);
    642  1.14  christos 	  return NULL;
    643   1.1     skrll 	}
    644   1.1     skrll       return &_bfd_sparc_elf_howto_table[r_type];
    645   1.1     skrll     }
    646   1.1     skrll }
    647   1.1     skrll 
    648   1.1     skrll /* Both 32-bit and 64-bit sparc encode this in an identical manner,
    649   1.1     skrll    so just take advantage of that.  */
    650   1.1     skrll #define SPARC_ELF_R_TYPE(r_info)	\
    651   1.1     skrll 	((r_info) & 0xff)
    652   1.1     skrll 
    653  1.14  christos bfd_boolean
    654  1.14  christos _bfd_sparc_elf_info_to_howto (bfd *abfd, arelent *cache_ptr,
    655   1.1     skrll 			      Elf_Internal_Rela *dst)
    656   1.1     skrll {
    657   1.1     skrll   unsigned int r_type = SPARC_ELF_R_TYPE (dst->r_info);
    658   1.1     skrll 
    659  1.14  christos   if ((cache_ptr->howto = _bfd_sparc_elf_info_to_howto_ptr (abfd, r_type)) == NULL)
    660  1.14  christos     {
    661  1.14  christos       bfd_set_error (bfd_error_bad_value);
    662  1.14  christos       return FALSE;
    663  1.14  christos     }
    664  1.14  christos   return TRUE;
    665   1.1     skrll }
    666   1.1     skrll 
    667   1.1     skrll 
    669   1.1     skrll /* The nop opcode we use.  */
    670   1.1     skrll #define SPARC_NOP 0x01000000
    671   1.1     skrll 
    672   1.1     skrll #define SPARC_INSN_BYTES	4
    673  1.13  christos 
    674  1.13  christos /* Is an undefined weak symbol resolved to 0 ?
    675  1.13  christos    Reference to an undefined weak symbol is resolved to 0 when
    676  1.13  christos    building an executable if it isn't dynamic and
    677  1.13  christos    1. Has non-GOT/non-PLT relocations in text section.
    678  1.13  christos    Or
    679  1.13  christos    2. Has no GOT/PLT relocation.  */
    680  1.13  christos #define UNDEFINED_WEAK_RESOLVED_TO_ZERO(INFO, EH)		\
    681  1.13  christos   ((EH)->elf.root.type == bfd_link_hash_undefweak		\
    682  1.13  christos    && bfd_link_executable (INFO)				\
    683  1.14  christos    && (_bfd_sparc_elf_hash_table (INFO)->interp == NULL		\
    684  1.13  christos        || !(INFO)->dynamic_undefined_weak			\
    685  1.14  christos        || (EH)->has_non_got_reloc				\
    686   1.1     skrll        || !(EH)->has_got_reloc))
    687   1.1     skrll 
    688   1.1     skrll /* SPARC ELF linker hash entry.  */
    689   1.1     skrll 
    690   1.1     skrll struct _bfd_sparc_elf_link_hash_entry
    691   1.1     skrll {
    692   1.1     skrll   struct elf_link_hash_entry elf;
    693   1.1     skrll 
    694  1.13  christos   /* Track dynamic relocs copied for this symbol.  */
    695   1.1     skrll   struct elf_dyn_relocs *dyn_relocs;
    696   1.1     skrll 
    697   1.1     skrll #define GOT_UNKNOWN     0
    698   1.1     skrll #define GOT_NORMAL      1
    699   1.1     skrll #define GOT_TLS_GD      2
    700   1.1     skrll #define GOT_TLS_IE      3
    701  1.13  christos   unsigned char tls_type;
    702  1.14  christos 
    703  1.13  christos   /* Symbol has GOT or PLT relocations.  */
    704  1.13  christos   unsigned int has_got_reloc : 1;
    705  1.14  christos 
    706  1.14  christos   /* Symbol has old-style, non-relaxable GOT relocations.  */
    707  1.14  christos   unsigned int has_old_style_got_reloc : 1;
    708  1.13  christos 
    709  1.13  christos   /* Symbol has non-GOT/non-PLT relocations in text sections.  */
    710  1.13  christos   unsigned int has_non_got_reloc : 1;
    711   1.1     skrll 
    712   1.1     skrll };
    713   1.1     skrll 
    714   1.1     skrll #define _bfd_sparc_elf_hash_entry(ent) ((struct _bfd_sparc_elf_link_hash_entry *)(ent))
    715   1.1     skrll 
    716   1.1     skrll struct _bfd_sparc_elf_obj_tdata
    717   1.1     skrll {
    718   1.1     skrll   struct elf_obj_tdata root;
    719   1.1     skrll 
    720   1.1     skrll   /* tls_type for each local got entry.  */
    721   1.1     skrll   char *local_got_tls_type;
    722   1.1     skrll 
    723   1.1     skrll   /* TRUE if TLS GD relocs has been seen for this object.  */
    724   1.1     skrll   bfd_boolean has_tlsgd;
    725   1.1     skrll };
    726   1.1     skrll 
    727   1.1     skrll #define _bfd_sparc_elf_tdata(abfd) \
    728   1.1     skrll   ((struct _bfd_sparc_elf_obj_tdata *) (abfd)->tdata.any)
    729   1.1     skrll 
    730   1.1     skrll #define _bfd_sparc_elf_local_got_tls_type(abfd) \
    731   1.1     skrll   (_bfd_sparc_elf_tdata (abfd)->local_got_tls_type)
    732   1.1     skrll 
    733   1.1     skrll #define is_sparc_elf(bfd)				\
    734   1.1     skrll   (bfd_get_flavour (bfd) == bfd_target_elf_flavour	\
    735   1.3  christos    && elf_tdata (bfd) != NULL				\
    736   1.1     skrll    && elf_object_id (bfd) == SPARC_ELF_DATA)
    737   1.1     skrll 
    738   1.1     skrll bfd_boolean
    739   1.1     skrll _bfd_sparc_elf_mkobject (bfd *abfd)
    740   1.1     skrll {
    741   1.3  christos   return bfd_elf_allocate_object (abfd, sizeof (struct _bfd_sparc_elf_obj_tdata),
    742   1.1     skrll 				  SPARC_ELF_DATA);
    743   1.1     skrll }
    744   1.1     skrll 
    745   1.3  christos static void
    746   1.1     skrll sparc_put_word_32 (bfd *abfd, bfd_vma val, void *ptr)
    747   1.3  christos {
    748   1.1     skrll   bfd_put_32 (abfd, val, ptr);
    749   1.1     skrll }
    750   1.1     skrll 
    751   1.3  christos static void
    752   1.1     skrll sparc_put_word_64 (bfd *abfd, bfd_vma val, void *ptr)
    753   1.3  christos {
    754   1.1     skrll   bfd_put_64 (abfd, val, ptr);
    755   1.1     skrll }
    756   1.1     skrll 
    757   1.1     skrll static void
    758   1.1     skrll sparc_elf_append_rela (bfd *abfd, asection *s, Elf_Internal_Rela *rel)
    759   1.1     skrll {
    760   1.1     skrll   const struct elf_backend_data *bed;
    761   1.1     skrll   bfd_byte *loc;
    762   1.1     skrll 
    763  1.14  christos   bed = get_elf_backend_data (abfd);
    764   1.1     skrll   BFD_ASSERT (s->reloc_count * bed->s->sizeof_rela < s->size);
    765   1.1     skrll   loc = s->contents + (s->reloc_count++ * bed->s->sizeof_rela);
    766   1.1     skrll   bed->s->swap_reloca_out (abfd, rel, loc);
    767   1.1     skrll }
    768   1.1     skrll 
    769   1.1     skrll static bfd_vma
    770   1.3  christos sparc_elf_r_info_64 (Elf_Internal_Rela *in_rel ATTRIBUTE_UNUSED,
    771   1.1     skrll 		     bfd_vma rel_index ATTRIBUTE_UNUSED,
    772   1.1     skrll 		     bfd_vma type ATTRIBUTE_UNUSED)
    773   1.3  christos {
    774   1.1     skrll   return ELF64_R_INFO (rel_index,
    775   1.1     skrll 		       (in_rel ?
    776   1.1     skrll 			ELF64_R_TYPE_INFO (ELF64_R_TYPE_DATA (in_rel->r_info),
    777   1.1     skrll 					   type) : type));
    778   1.1     skrll }
    779   1.1     skrll 
    780   1.1     skrll static bfd_vma
    781   1.3  christos sparc_elf_r_info_32 (Elf_Internal_Rela *in_rel ATTRIBUTE_UNUSED,
    782   1.1     skrll 		     bfd_vma rel_index, bfd_vma type)
    783   1.3  christos {
    784   1.1     skrll   return ELF32_R_INFO (rel_index, type);
    785   1.1     skrll }
    786   1.1     skrll 
    787   1.1     skrll static bfd_vma
    788   1.1     skrll sparc_elf_r_symndx_64 (bfd_vma r_info)
    789   1.1     skrll {
    790   1.1     skrll   bfd_vma r_symndx = ELF32_R_SYM (r_info);
    791   1.1     skrll   return (r_symndx >> 24);
    792   1.1     skrll }
    793   1.1     skrll 
    794   1.1     skrll static bfd_vma
    795   1.1     skrll sparc_elf_r_symndx_32 (bfd_vma r_info)
    796   1.1     skrll {
    797   1.1     skrll   return ELF32_R_SYM (r_info);
    798   1.1     skrll }
    799   1.1     skrll 
    800   1.1     skrll /* PLT/GOT stuff */
    801   1.1     skrll 
    802   1.1     skrll #define PLT32_ENTRY_SIZE 12
    803   1.1     skrll #define PLT32_HEADER_SIZE	(4 * PLT32_ENTRY_SIZE)
    804   1.1     skrll 
    805   1.1     skrll /* The first four entries in a 32-bit procedure linkage table are reserved,
    806   1.1     skrll    and the initial contents are unimportant (we zero them out).
    807   1.1     skrll    Subsequent entries look like this.  See the SVR4 ABI SPARC
    808   1.1     skrll    supplement to see how this works.  */
    809   1.1     skrll 
    810   1.1     skrll /* sethi %hi(.-.plt0),%g1.  We fill in the address later.  */
    811   1.1     skrll #define PLT32_ENTRY_WORD0 0x03000000
    812   1.1     skrll /* b,a .plt0.  We fill in the offset later.  */
    813   1.1     skrll #define PLT32_ENTRY_WORD1 0x30800000
    814   1.1     skrll /* nop.  */
    815   1.1     skrll #define PLT32_ENTRY_WORD2 SPARC_NOP
    816   1.1     skrll 
    817   1.1     skrll static int
    818   1.1     skrll sparc32_plt_entry_build (bfd *output_bfd, asection *splt, bfd_vma offset,
    819   1.1     skrll 			 bfd_vma max ATTRIBUTE_UNUSED,
    820   1.1     skrll 			 bfd_vma *r_offset)
    821   1.1     skrll {
    822   1.1     skrll       bfd_put_32 (output_bfd,
    823   1.1     skrll 		  PLT32_ENTRY_WORD0 + offset,
    824   1.1     skrll 		  splt->contents + offset);
    825   1.1     skrll       bfd_put_32 (output_bfd,
    826   1.1     skrll 		  (PLT32_ENTRY_WORD1
    827   1.1     skrll 		   + (((- (offset + 4)) >> 2) & 0x3fffff)),
    828   1.1     skrll 		  splt->contents + offset + 4);
    829   1.1     skrll       bfd_put_32 (output_bfd, (bfd_vma) PLT32_ENTRY_WORD2,
    830   1.1     skrll 		  splt->contents + offset + 8);
    831   1.1     skrll 
    832   1.1     skrll       *r_offset = offset;
    833   1.1     skrll 
    834   1.1     skrll       return offset / PLT32_ENTRY_SIZE - 4;
    835   1.1     skrll }
    836   1.1     skrll 
    837   1.1     skrll /* Both the headers and the entries are icache aligned.  */
    838   1.1     skrll #define PLT64_ENTRY_SIZE	32
    839   1.1     skrll #define PLT64_HEADER_SIZE	(4 * PLT64_ENTRY_SIZE)
    840   1.1     skrll #define PLT64_LARGE_THRESHOLD	32768
    841   1.1     skrll 
    842   1.1     skrll static int
    843   1.1     skrll sparc64_plt_entry_build (bfd *output_bfd, asection *splt, bfd_vma offset,
    844   1.1     skrll 			 bfd_vma max, bfd_vma *r_offset)
    845   1.1     skrll {
    846   1.1     skrll   unsigned char *entry = splt->contents + offset;
    847   1.3  christos   const unsigned int nop = SPARC_NOP;
    848   1.1     skrll   int plt_index;
    849   1.1     skrll 
    850   1.1     skrll   if (offset < (PLT64_LARGE_THRESHOLD * PLT64_ENTRY_SIZE))
    851   1.1     skrll     {
    852   1.1     skrll       unsigned int sethi, ba;
    853   1.1     skrll 
    854   1.1     skrll       *r_offset = offset;
    855   1.3  christos 
    856   1.1     skrll       plt_index = (offset / PLT64_ENTRY_SIZE);
    857   1.3  christos 
    858   1.1     skrll       sethi = 0x03000000 | (plt_index * PLT64_ENTRY_SIZE);
    859   1.1     skrll       ba = 0x30680000
    860   1.1     skrll 	| (((splt->contents + PLT64_ENTRY_SIZE) - (entry + 4)) / 4 & 0x7ffff);
    861   1.1     skrll 
    862   1.1     skrll       bfd_put_32 (output_bfd, (bfd_vma) sethi, entry);
    863   1.1     skrll       bfd_put_32 (output_bfd, (bfd_vma) ba,    entry + 4);
    864   1.1     skrll       bfd_put_32 (output_bfd, (bfd_vma) nop,   entry + 8);
    865   1.1     skrll       bfd_put_32 (output_bfd, (bfd_vma) nop,   entry + 12);
    866   1.1     skrll       bfd_put_32 (output_bfd, (bfd_vma) nop,   entry + 16);
    867   1.1     skrll       bfd_put_32 (output_bfd, (bfd_vma) nop,   entry + 20);
    868   1.1     skrll       bfd_put_32 (output_bfd, (bfd_vma) nop,   entry + 24);
    869   1.1     skrll       bfd_put_32 (output_bfd, (bfd_vma) nop,   entry + 28);
    870   1.1     skrll     }
    871   1.1     skrll   else
    872   1.1     skrll     {
    873   1.1     skrll       unsigned char *ptr;
    874   1.1     skrll       unsigned int ldx;
    875   1.1     skrll       int block, last_block, ofs, last_ofs, chunks_this_block;
    876   1.1     skrll       const int insn_chunk_size = (6 * 4);
    877   1.1     skrll       const int ptr_chunk_size = (1 * 8);
    878   1.1     skrll       const int entries_per_block = 160;
    879   1.1     skrll       const int block_size = entries_per_block * (insn_chunk_size
    880   1.1     skrll 						  + ptr_chunk_size);
    881   1.1     skrll 
    882   1.1     skrll       /* Entries 32768 and higher are grouped into blocks of 160.
    883   1.1     skrll 	 The blocks are further subdivided into 160 sequences of
    884   1.1     skrll 	 6 instructions and 160 pointers.  If a block does not require
    885   1.1     skrll 	 the full 160 entries, let's say it requires N, then there
    886   1.1     skrll 	 will be N sequences of 6 instructions and N pointers.  */
    887   1.1     skrll 
    888   1.1     skrll       offset -= (PLT64_LARGE_THRESHOLD * PLT64_ENTRY_SIZE);
    889   1.1     skrll       max -= (PLT64_LARGE_THRESHOLD * PLT64_ENTRY_SIZE);
    890   1.1     skrll 
    891   1.1     skrll       block = offset / block_size;
    892   1.1     skrll       last_block = max / block_size;
    893   1.1     skrll       if (block != last_block)
    894   1.1     skrll 	{
    895   1.1     skrll 	  chunks_this_block = 160;
    896   1.1     skrll 	}
    897   1.1     skrll       else
    898   1.1     skrll 	{
    899   1.1     skrll 	  last_ofs = max % block_size;
    900   1.1     skrll 	  chunks_this_block = last_ofs / (insn_chunk_size + ptr_chunk_size);
    901   1.1     skrll 	}
    902   1.1     skrll 
    903   1.1     skrll       ofs = offset % block_size;
    904   1.3  christos 
    905   1.1     skrll       plt_index = (PLT64_LARGE_THRESHOLD +
    906   1.1     skrll 	       (block * 160) +
    907   1.1     skrll 	       (ofs / insn_chunk_size));
    908   1.1     skrll 
    909   1.1     skrll       ptr = splt->contents
    910   1.1     skrll 	+ (PLT64_LARGE_THRESHOLD * PLT64_ENTRY_SIZE)
    911   1.1     skrll 	+ (block * block_size)
    912   1.1     skrll 	+ (chunks_this_block * insn_chunk_size)
    913   1.1     skrll 	+ (ofs / insn_chunk_size) * ptr_chunk_size;
    914   1.1     skrll 
    915   1.1     skrll       *r_offset = (bfd_vma) (ptr - splt->contents);
    916   1.1     skrll 
    917   1.1     skrll       ldx = 0xc25be000 | ((ptr - (entry+4)) & 0x1fff);
    918   1.1     skrll 
    919   1.1     skrll       /* mov %o7,%g5
    920   1.1     skrll 	 call .+8
    921   1.1     skrll 	 nop
    922   1.1     skrll 	 ldx [%o7+P],%g1
    923   1.1     skrll 	 jmpl %o7+%g1,%g1
    924   1.1     skrll 	 mov %g5,%o7  */
    925   1.1     skrll       bfd_put_32 (output_bfd, (bfd_vma) 0x8a10000f, entry);
    926   1.1     skrll       bfd_put_32 (output_bfd, (bfd_vma) 0x40000002, entry + 4);
    927  1.13  christos       bfd_put_32 (output_bfd, (bfd_vma) SPARC_NOP,  entry + 8);
    928   1.1     skrll       bfd_put_32 (output_bfd, (bfd_vma) ldx,	    entry + 12);
    929   1.1     skrll       bfd_put_32 (output_bfd, (bfd_vma) 0x83c3c001, entry + 16);
    930   1.1     skrll       bfd_put_32 (output_bfd, (bfd_vma) 0x9e100005, entry + 20);
    931   1.1     skrll 
    932   1.1     skrll       bfd_put_64 (output_bfd, (bfd_vma) (splt->contents - (entry + 4)), ptr);
    933   1.1     skrll     }
    934   1.3  christos 
    935   1.1     skrll   return plt_index - 4;
    936   1.1     skrll }
    937   1.1     skrll 
    938   1.1     skrll /* The format of the first PLT entry in a VxWorks executable.  */
    939   1.1     skrll static const bfd_vma sparc_vxworks_exec_plt0_entry[] =
    940   1.1     skrll   {
    941   1.1     skrll     0x05000000,	/* sethi  %hi(_GLOBAL_OFFSET_TABLE_+8), %g2 */
    942   1.1     skrll     0x8410a000,	/* or     %g2, %lo(_GLOBAL_OFFSET_TABLE_+8), %g2 */
    943   1.1     skrll     0xc4008000,	/* ld     [ %g2 ], %g2 */
    944   1.1     skrll     0x81c08000,	/* jmp    %g2 */
    945   1.1     skrll     0x01000000	/* nop */
    946   1.1     skrll   };
    947   1.1     skrll 
    948   1.1     skrll /* The format of subsequent PLT entries.  */
    949   1.1     skrll static const bfd_vma sparc_vxworks_exec_plt_entry[] =
    950   1.1     skrll   {
    951   1.1     skrll     0x03000000,	/* sethi  %hi(_GLOBAL_OFFSET_TABLE_+f@got), %g1 */
    952   1.1     skrll     0x82106000,	/* or     %g1, %lo(_GLOBAL_OFFSET_TABLE_+f@got), %g1 */
    953   1.1     skrll     0xc2004000,	/* ld     [ %g1 ], %g1 */
    954   1.1     skrll     0x81c04000,	/* jmp    %g1 */
    955   1.1     skrll     0x01000000,	/* nop */
    956   1.1     skrll     0x03000000,	/* sethi  %hi(f@pltindex), %g1 */
    957   1.1     skrll     0x10800000,	/* b      _PLT_resolve */
    958   1.1     skrll     0x82106000	/* or     %g1, %lo(f@pltindex), %g1 */
    959   1.1     skrll   };
    960   1.1     skrll 
    961   1.1     skrll /* The format of the first PLT entry in a VxWorks shared object.  */
    962   1.1     skrll static const bfd_vma sparc_vxworks_shared_plt0_entry[] =
    963   1.1     skrll   {
    964   1.1     skrll     0xc405e008,	/* ld     [ %l7 + 8 ], %g2 */
    965   1.1     skrll     0x81c08000,	/* jmp    %g2 */
    966   1.1     skrll     0x01000000	/* nop */
    967   1.1     skrll   };
    968   1.1     skrll 
    969   1.1     skrll /* The format of subsequent PLT entries.  */
    970   1.1     skrll static const bfd_vma sparc_vxworks_shared_plt_entry[] =
    971   1.1     skrll   {
    972   1.1     skrll     0x03000000,	/* sethi  %hi(f@got), %g1 */
    973   1.1     skrll     0x82106000,	/* or     %g1, %lo(f@got), %g1 */
    974   1.1     skrll     0xc205c001,	/* ld     [ %l7 + %g1 ], %g1 */
    975   1.1     skrll     0x81c04000,	/* jmp    %g1 */
    976   1.1     skrll     0x01000000,	/* nop */
    977   1.1     skrll     0x03000000,	/* sethi  %hi(f@pltindex), %g1 */
    978   1.1     skrll     0x10800000,	/* b      _PLT_resolve */
    979   1.1     skrll     0x82106000	/* or     %g1, %lo(f@pltindex), %g1 */
    980   1.1     skrll   };
    981   1.1     skrll 
    982   1.1     skrll #define SPARC_ELF_PUT_WORD(htab, bfd, val, ptr)	\
    983   1.1     skrll 	htab->put_word(bfd, val, ptr)
    984   1.1     skrll 
    985   1.1     skrll #define SPARC_ELF_R_INFO(htab, in_rel, index, type)	\
    986   1.1     skrll 	htab->r_info(in_rel, index, type)
    987   1.1     skrll 
    988   1.1     skrll #define SPARC_ELF_R_SYMNDX(htab, r_info)	\
    989   1.1     skrll 	htab->r_symndx(r_info)
    990   1.1     skrll 
    991   1.1     skrll #define SPARC_ELF_WORD_BYTES(htab)	\
    992   1.1     skrll 	htab->bytes_per_word
    993   1.1     skrll 
    994   1.1     skrll #define SPARC_ELF_RELA_BYTES(htab)	\
    995   1.1     skrll 	htab->bytes_per_rela
    996   1.1     skrll 
    997   1.1     skrll #define SPARC_ELF_DTPOFF_RELOC(htab)	\
    998   1.1     skrll 	htab->dtpoff_reloc
    999   1.1     skrll 
   1000   1.1     skrll #define SPARC_ELF_DTPMOD_RELOC(htab)	\
   1001   1.1     skrll 	htab->dtpmod_reloc
   1002   1.1     skrll 
   1003   1.1     skrll #define SPARC_ELF_TPOFF_RELOC(htab)	\
   1004   1.1     skrll 	htab->tpoff_reloc
   1005   1.1     skrll 
   1006   1.1     skrll #define SPARC_ELF_BUILD_PLT_ENTRY(htab, obfd, splt, off, max, r_off) \
   1007   1.1     skrll 	htab->build_plt_entry (obfd, splt, off, max, r_off)
   1008   1.1     skrll 
   1009   1.1     skrll /* Create an entry in an SPARC ELF linker hash table.  */
   1010   1.1     skrll 
   1011   1.1     skrll static struct bfd_hash_entry *
   1012   1.1     skrll link_hash_newfunc (struct bfd_hash_entry *entry,
   1013   1.1     skrll 		   struct bfd_hash_table *table, const char *string)
   1014   1.1     skrll {
   1015   1.1     skrll   /* Allocate the structure if it has not already been allocated by a
   1016   1.1     skrll      subclass.  */
   1017   1.1     skrll   if (entry == NULL)
   1018   1.1     skrll     {
   1019   1.1     skrll       entry = bfd_hash_allocate (table,
   1020   1.1     skrll 				 sizeof (struct _bfd_sparc_elf_link_hash_entry));
   1021   1.1     skrll       if (entry == NULL)
   1022   1.1     skrll 	return entry;
   1023   1.1     skrll     }
   1024   1.1     skrll 
   1025   1.1     skrll   /* Call the allocation method of the superclass.  */
   1026   1.1     skrll   entry = _bfd_elf_link_hash_newfunc (entry, table, string);
   1027   1.1     skrll   if (entry != NULL)
   1028   1.1     skrll     {
   1029   1.1     skrll       struct _bfd_sparc_elf_link_hash_entry *eh;
   1030   1.1     skrll 
   1031   1.1     skrll       eh = (struct _bfd_sparc_elf_link_hash_entry *) entry;
   1032   1.1     skrll       eh->dyn_relocs = NULL;
   1033  1.13  christos       eh->tls_type = GOT_UNKNOWN;
   1034  1.13  christos       eh->has_got_reloc = 0;
   1035   1.1     skrll       eh->has_non_got_reloc = 0;
   1036   1.1     skrll     }
   1037   1.1     skrll 
   1038   1.1     skrll   return entry;
   1039   1.1     skrll }
   1040   1.1     skrll 
   1041   1.1     skrll /* The name of the dynamic interpreter.  This is put in the .interp
   1042   1.1     skrll    section.  */
   1043   1.1     skrll 
   1044   1.1     skrll #define ELF32_DYNAMIC_INTERPRETER "/usr/lib/ld.so.1"
   1045   1.1     skrll #define ELF64_DYNAMIC_INTERPRETER "/usr/lib/sparcv9/ld.so.1"
   1046   1.3  christos 
   1047   1.3  christos /* Compute a hash of a local hash entry.  We use elf_link_hash_entry
   1048   1.3  christos    for local symbol so that we can handle local STT_GNU_IFUNC symbols
   1049   1.3  christos    as global symbol.  We reuse indx and dynstr_index for local symbol
   1050   1.3  christos    hash since they aren't used by global symbols in this backend.  */
   1051   1.3  christos 
   1052   1.3  christos static hashval_t
   1053   1.3  christos elf_sparc_local_htab_hash (const void *ptr)
   1054   1.3  christos {
   1055   1.3  christos   struct elf_link_hash_entry *h
   1056   1.3  christos     = (struct elf_link_hash_entry *) ptr;
   1057   1.3  christos   return ELF_LOCAL_SYMBOL_HASH (h->indx, h->dynstr_index);
   1058   1.3  christos }
   1059   1.3  christos 
   1060   1.3  christos /* Compare local hash entries.  */
   1061   1.3  christos 
   1062   1.3  christos static int
   1063   1.3  christos elf_sparc_local_htab_eq (const void *ptr1, const void *ptr2)
   1064   1.3  christos {
   1065   1.3  christos   struct elf_link_hash_entry *h1
   1066   1.3  christos      = (struct elf_link_hash_entry *) ptr1;
   1067   1.3  christos   struct elf_link_hash_entry *h2
   1068   1.3  christos     = (struct elf_link_hash_entry *) ptr2;
   1069   1.3  christos 
   1070   1.3  christos   return h1->indx == h2->indx && h1->dynstr_index == h2->dynstr_index;
   1071   1.3  christos }
   1072   1.3  christos 
   1073   1.3  christos /* Find and/or create a hash entry for local symbol.  */
   1074   1.3  christos 
   1075   1.3  christos static struct elf_link_hash_entry *
   1076   1.3  christos elf_sparc_get_local_sym_hash (struct _bfd_sparc_elf_link_hash_table *htab,
   1077   1.3  christos 			      bfd *abfd, const Elf_Internal_Rela *rel,
   1078   1.3  christos 			      bfd_boolean create)
   1079   1.3  christos {
   1080   1.3  christos   struct _bfd_sparc_elf_link_hash_entry e, *ret;
   1081   1.3  christos   asection *sec = abfd->sections;
   1082   1.3  christos   unsigned long r_symndx;
   1083   1.3  christos   hashval_t h;
   1084   1.3  christos   void **slot;
   1085   1.3  christos 
   1086   1.3  christos   r_symndx = SPARC_ELF_R_SYMNDX (htab, rel->r_info);
   1087   1.3  christos   h = ELF_LOCAL_SYMBOL_HASH (sec->id, r_symndx);
   1088   1.3  christos 
   1089   1.3  christos   e.elf.indx = sec->id;
   1090   1.3  christos   e.elf.dynstr_index = r_symndx;
   1091   1.3  christos   slot = htab_find_slot_with_hash (htab->loc_hash_table, &e, h,
   1092   1.3  christos 				   create ? INSERT : NO_INSERT);
   1093   1.3  christos 
   1094   1.3  christos   if (!slot)
   1095   1.3  christos     return NULL;
   1096   1.3  christos 
   1097   1.3  christos   if (*slot)
   1098   1.3  christos     {
   1099   1.3  christos       ret = (struct _bfd_sparc_elf_link_hash_entry *) *slot;
   1100   1.3  christos       return &ret->elf;
   1101   1.3  christos     }
   1102   1.3  christos 
   1103   1.3  christos   ret = (struct _bfd_sparc_elf_link_hash_entry *)
   1104   1.3  christos 	objalloc_alloc ((struct objalloc *) htab->loc_hash_memory,
   1105   1.3  christos 			sizeof (struct _bfd_sparc_elf_link_hash_entry));
   1106   1.3  christos   if (ret)
   1107   1.3  christos     {
   1108   1.3  christos       memset (ret, 0, sizeof (*ret));
   1109   1.3  christos       ret->elf.indx = sec->id;
   1110   1.3  christos       ret->elf.dynstr_index = r_symndx;
   1111   1.3  christos       ret->elf.dynindx = -1;
   1112   1.3  christos       ret->elf.plt.offset = (bfd_vma) -1;
   1113   1.3  christos       ret->elf.got.offset = (bfd_vma) -1;
   1114   1.3  christos       *slot = ret;
   1115   1.3  christos     }
   1116   1.3  christos   return &ret->elf;
   1117   1.3  christos }
   1118   1.7  christos 
   1119   1.7  christos /* Destroy a SPARC ELF linker hash table.  */
   1120   1.7  christos 
   1121   1.7  christos static void
   1122   1.7  christos _bfd_sparc_elf_link_hash_table_free (bfd *obfd)
   1123   1.7  christos {
   1124   1.7  christos   struct _bfd_sparc_elf_link_hash_table *htab
   1125   1.7  christos     = (struct _bfd_sparc_elf_link_hash_table *) obfd->link.hash;
   1126   1.7  christos 
   1127   1.7  christos   if (htab->loc_hash_table)
   1128   1.7  christos     htab_delete (htab->loc_hash_table);
   1129   1.7  christos   if (htab->loc_hash_memory)
   1130   1.7  christos     objalloc_free ((struct objalloc *) htab->loc_hash_memory);
   1131   1.7  christos   _bfd_elf_link_hash_table_free (obfd);
   1132   1.7  christos }
   1133   1.1     skrll 
   1134   1.1     skrll /* Create a SPARC ELF linker hash table.  */
   1135   1.1     skrll 
   1136   1.1     skrll struct bfd_link_hash_table *
   1137   1.1     skrll _bfd_sparc_elf_link_hash_table_create (bfd *abfd)
   1138   1.1     skrll {
   1139   1.1     skrll   struct _bfd_sparc_elf_link_hash_table *ret;
   1140   1.1     skrll   bfd_size_type amt = sizeof (struct _bfd_sparc_elf_link_hash_table);
   1141   1.1     skrll 
   1142   1.1     skrll   ret = (struct _bfd_sparc_elf_link_hash_table *) bfd_zmalloc (amt);
   1143   1.1     skrll   if (ret == NULL)
   1144   1.1     skrll     return NULL;
   1145   1.1     skrll 
   1146   1.1     skrll   if (ABI_64_P (abfd))
   1147   1.1     skrll     {
   1148   1.1     skrll       ret->put_word = sparc_put_word_64;
   1149   1.1     skrll       ret->r_info = sparc_elf_r_info_64;
   1150   1.1     skrll       ret->r_symndx = sparc_elf_r_symndx_64;
   1151   1.1     skrll       ret->dtpoff_reloc = R_SPARC_TLS_DTPOFF64;
   1152   1.1     skrll       ret->dtpmod_reloc = R_SPARC_TLS_DTPMOD64;
   1153   1.1     skrll       ret->tpoff_reloc = R_SPARC_TLS_TPOFF64;
   1154   1.1     skrll       ret->word_align_power = 3;
   1155   1.1     skrll       ret->align_power_max = 4;
   1156   1.1     skrll       ret->bytes_per_word = 8;
   1157   1.1     skrll       ret->bytes_per_rela = sizeof (Elf64_External_Rela);
   1158   1.1     skrll       ret->dynamic_interpreter = ELF64_DYNAMIC_INTERPRETER;
   1159   1.3  christos       ret->dynamic_interpreter_size = sizeof ELF64_DYNAMIC_INTERPRETER;
   1160   1.3  christos 
   1161   1.3  christos       ret->build_plt_entry = sparc64_plt_entry_build;
   1162   1.3  christos       ret->plt_header_size = PLT64_HEADER_SIZE;
   1163   1.1     skrll       ret->plt_entry_size = PLT64_ENTRY_SIZE;
   1164   1.1     skrll     }
   1165   1.1     skrll   else
   1166   1.1     skrll     {
   1167   1.1     skrll       ret->put_word = sparc_put_word_32;
   1168   1.1     skrll       ret->r_info = sparc_elf_r_info_32;
   1169   1.1     skrll       ret->r_symndx = sparc_elf_r_symndx_32;
   1170   1.1     skrll       ret->dtpoff_reloc = R_SPARC_TLS_DTPOFF32;
   1171   1.1     skrll       ret->dtpmod_reloc = R_SPARC_TLS_DTPMOD32;
   1172   1.1     skrll       ret->tpoff_reloc = R_SPARC_TLS_TPOFF32;
   1173   1.1     skrll       ret->word_align_power = 2;
   1174   1.1     skrll       ret->align_power_max = 3;
   1175   1.1     skrll       ret->bytes_per_word = 4;
   1176   1.1     skrll       ret->bytes_per_rela = sizeof (Elf32_External_Rela);
   1177   1.1     skrll       ret->dynamic_interpreter = ELF32_DYNAMIC_INTERPRETER;
   1178   1.3  christos       ret->dynamic_interpreter_size = sizeof ELF32_DYNAMIC_INTERPRETER;
   1179   1.3  christos 
   1180   1.3  christos       ret->build_plt_entry = sparc32_plt_entry_build;
   1181   1.3  christos       ret->plt_header_size = PLT32_HEADER_SIZE;
   1182   1.1     skrll       ret->plt_entry_size = PLT32_ENTRY_SIZE;
   1183   1.1     skrll     }
   1184   1.1     skrll 
   1185   1.3  christos   if (!_bfd_elf_link_hash_table_init (&ret->elf, abfd, link_hash_newfunc,
   1186   1.3  christos 				      sizeof (struct _bfd_sparc_elf_link_hash_entry),
   1187   1.3  christos 				      SPARC_ELF_DATA))
   1188   1.3  christos     {
   1189   1.3  christos       free (ret);
   1190   1.3  christos       return NULL;
   1191   1.3  christos     }
   1192   1.3  christos 
   1193   1.3  christos   ret->loc_hash_table = htab_try_create (1024,
   1194   1.3  christos 					 elf_sparc_local_htab_hash,
   1195   1.3  christos 					 elf_sparc_local_htab_eq,
   1196   1.3  christos 					 NULL);
   1197   1.3  christos   ret->loc_hash_memory = objalloc_create ();
   1198   1.1     skrll   if (!ret->loc_hash_table || !ret->loc_hash_memory)
   1199   1.7  christos     {
   1200   1.1     skrll       _bfd_sparc_elf_link_hash_table_free (abfd);
   1201   1.1     skrll       return NULL;
   1202   1.7  christos     }
   1203   1.1     skrll   ret->elf.root.hash_table_free = _bfd_sparc_elf_link_hash_table_free;
   1204   1.1     skrll 
   1205   1.1     skrll   return &ret->elf.root;
   1206   1.1     skrll }
   1207   1.1     skrll 
   1208   1.1     skrll /* Create .plt, .rela.plt, .got, .rela.got, .dynbss, and
   1209   1.1     skrll    .rela.bss sections in DYNOBJ, and set up shortcuts to them in our
   1210   1.1     skrll    hash table.  */
   1211   1.1     skrll 
   1212   1.1     skrll bfd_boolean
   1213   1.1     skrll _bfd_sparc_elf_create_dynamic_sections (bfd *dynobj,
   1214   1.1     skrll 					struct bfd_link_info *info)
   1215   1.1     skrll {
   1216   1.1     skrll   struct _bfd_sparc_elf_link_hash_table *htab;
   1217   1.1     skrll 
   1218   1.3  christos   htab = _bfd_sparc_elf_hash_table (info);
   1219   1.1     skrll   BFD_ASSERT (htab != NULL);
   1220   1.1     skrll 
   1221   1.1     skrll   if (!_bfd_elf_create_dynamic_sections (dynobj, info))
   1222   1.1     skrll     return FALSE;
   1223   1.1     skrll 
   1224   1.1     skrll   if (htab->is_vxworks)
   1225   1.1     skrll     {
   1226   1.1     skrll       if (!elf_vxworks_create_dynamic_sections (dynobj, info, &htab->srelplt2))
   1227   1.7  christos 	return FALSE;
   1228   1.1     skrll       if (bfd_link_pic (info))
   1229   1.1     skrll 	{
   1230   1.1     skrll 	  htab->plt_header_size
   1231   1.1     skrll 	    = 4 * ARRAY_SIZE (sparc_vxworks_shared_plt0_entry);
   1232   1.1     skrll 	  htab->plt_entry_size
   1233   1.1     skrll 	    = 4 * ARRAY_SIZE (sparc_vxworks_shared_plt_entry);
   1234   1.1     skrll 	}
   1235   1.1     skrll       else
   1236   1.1     skrll 	{
   1237   1.1     skrll 	  htab->plt_header_size
   1238   1.1     skrll 	    = 4 * ARRAY_SIZE (sparc_vxworks_exec_plt0_entry);
   1239   1.1     skrll 	  htab->plt_entry_size
   1240   1.1     skrll 	    = 4 * ARRAY_SIZE (sparc_vxworks_exec_plt_entry);
   1241   1.1     skrll 	}
   1242   1.1     skrll     }
   1243  1.13  christos 
   1244  1.13  christos   if (!htab->elf.splt || !htab->elf.srelplt || !htab->elf.sdynbss
   1245   1.1     skrll       || (!bfd_link_pic (info) && !htab->elf.srelbss))
   1246   1.1     skrll     abort ();
   1247   1.1     skrll 
   1248   1.1     skrll   return TRUE;
   1249   1.1     skrll }
   1250   1.3  christos 
   1251   1.3  christos static bfd_boolean
   1252   1.3  christos create_ifunc_sections (bfd *abfd, struct bfd_link_info *info)
   1253   1.3  christos {
   1254   1.3  christos   const struct elf_backend_data *bed = get_elf_backend_data (abfd);
   1255   1.3  christos   struct elf_link_hash_table *htab = elf_hash_table (info);
   1256   1.3  christos   flagword flags, pltflags;
   1257   1.3  christos   asection *s;
   1258   1.3  christos 
   1259   1.3  christos   if (htab->irelifunc != NULL || htab->iplt != NULL)
   1260   1.3  christos     return TRUE;
   1261   1.3  christos 
   1262   1.3  christos   flags = bed->dynamic_sec_flags;
   1263   1.3  christos   pltflags = flags | SEC_ALLOC | SEC_CODE | SEC_LOAD;
   1264   1.3  christos 
   1265   1.3  christos   s = bfd_make_section_with_flags (abfd, ".iplt", pltflags);
   1266  1.15  christos   if (s == NULL
   1267   1.3  christos       || !bfd_set_section_alignment (s, bed->plt_alignment))
   1268   1.3  christos     return FALSE;
   1269   1.3  christos   htab->iplt = s;
   1270   1.3  christos 
   1271   1.3  christos   s = bfd_make_section_with_flags (abfd, ".rela.iplt",
   1272   1.3  christos 				   flags | SEC_READONLY);
   1273  1.15  christos   if (s == NULL
   1274   1.3  christos       || !bfd_set_section_alignment (s, bed->s->log_file_align))
   1275   1.3  christos     return FALSE;
   1276   1.3  christos   htab->irelplt = s;
   1277   1.3  christos 
   1278   1.3  christos   return TRUE;
   1279   1.3  christos }
   1280   1.1     skrll 
   1281   1.1     skrll /* Copy the extra info we tack onto an elf_link_hash_entry.  */
   1282   1.1     skrll 
   1283   1.1     skrll void
   1284   1.1     skrll _bfd_sparc_elf_copy_indirect_symbol (struct bfd_link_info *info,
   1285   1.1     skrll 				     struct elf_link_hash_entry *dir,
   1286   1.1     skrll 				     struct elf_link_hash_entry *ind)
   1287   1.1     skrll {
   1288   1.1     skrll   struct _bfd_sparc_elf_link_hash_entry *edir, *eind;
   1289   1.1     skrll 
   1290   1.1     skrll   edir = (struct _bfd_sparc_elf_link_hash_entry *) dir;
   1291   1.1     skrll   eind = (struct _bfd_sparc_elf_link_hash_entry *) ind;
   1292   1.1     skrll 
   1293   1.1     skrll   if (eind->dyn_relocs != NULL)
   1294   1.1     skrll     {
   1295   1.1     skrll       if (edir->dyn_relocs != NULL)
   1296  1.13  christos 	{
   1297  1.13  christos 	  struct elf_dyn_relocs **pp;
   1298   1.1     skrll 	  struct elf_dyn_relocs *p;
   1299   1.1     skrll 
   1300   1.1     skrll 	  /* Add reloc counts against the indirect sym to the direct sym
   1301   1.1     skrll 	     list.  Merge any entries against the same section.  */
   1302   1.1     skrll 	  for (pp = &eind->dyn_relocs; (p = *pp) != NULL; )
   1303  1.13  christos 	    {
   1304   1.1     skrll 	      struct elf_dyn_relocs *q;
   1305   1.1     skrll 
   1306   1.1     skrll 	      for (q = edir->dyn_relocs; q != NULL; q = q->next)
   1307   1.1     skrll 		if (q->sec == p->sec)
   1308   1.1     skrll 		  {
   1309   1.1     skrll 		    q->pc_count += p->pc_count;
   1310   1.1     skrll 		    q->count += p->count;
   1311   1.1     skrll 		    *pp = p->next;
   1312   1.1     skrll 		    break;
   1313   1.1     skrll 		  }
   1314   1.1     skrll 	      if (q == NULL)
   1315   1.1     skrll 		pp = &p->next;
   1316   1.1     skrll 	    }
   1317   1.1     skrll 	  *pp = edir->dyn_relocs;
   1318   1.1     skrll 	}
   1319   1.1     skrll 
   1320   1.1     skrll       edir->dyn_relocs = eind->dyn_relocs;
   1321   1.1     skrll       eind->dyn_relocs = NULL;
   1322   1.1     skrll     }
   1323  1.14  christos 
   1324   1.1     skrll   if (ind->root.type == bfd_link_hash_indirect && dir->got.refcount <= 0)
   1325   1.1     skrll     {
   1326   1.1     skrll       edir->tls_type = eind->tls_type;
   1327   1.1     skrll       eind->tls_type = GOT_UNKNOWN;
   1328  1.13  christos     }
   1329  1.13  christos 
   1330  1.13  christos   /* Copy has_got_reloc and has_non_got_reloc.  */
   1331  1.13  christos   edir->has_got_reloc |= eind->has_got_reloc;
   1332  1.13  christos   edir->has_non_got_reloc |= eind->has_non_got_reloc;
   1333   1.1     skrll 
   1334   1.1     skrll   _bfd_elf_link_hash_copy_indirect (info, dir, ind);
   1335   1.1     skrll }
   1336   1.1     skrll 
   1337   1.1     skrll static int
   1338   1.1     skrll sparc_elf_tls_transition (struct bfd_link_info *info, bfd *abfd,
   1339   1.1     skrll 			  int r_type, int is_local)
   1340   1.1     skrll {
   1341   1.1     skrll   if (! ABI_64_P (abfd)
   1342   1.1     skrll       && r_type == R_SPARC_TLS_GD_HI22
   1343  1.14  christos       && ! _bfd_sparc_elf_tdata (abfd)->has_tlsgd)
   1344   1.1     skrll     return R_SPARC_REV32;
   1345  1.14  christos 
   1346   1.1     skrll   if (!bfd_link_executable (info))
   1347   1.1     skrll     return r_type;
   1348   1.1     skrll 
   1349   1.1     skrll   switch (r_type)
   1350   1.1     skrll     {
   1351  1.14  christos     case R_SPARC_TLS_GD_HI22:
   1352   1.1     skrll       return is_local ? R_SPARC_TLS_LE_HIX22 : R_SPARC_TLS_IE_HI22;
   1353  1.14  christos     case R_SPARC_TLS_GD_LO10:
   1354   1.1     skrll       return is_local ? R_SPARC_TLS_LE_LOX10 : R_SPARC_TLS_IE_LO10;
   1355   1.1     skrll     case R_SPARC_TLS_LDM_HI22:
   1356   1.1     skrll       return R_SPARC_TLS_LE_HIX22;
   1357   1.1     skrll     case R_SPARC_TLS_LDM_LO10:
   1358  1.14  christos       return R_SPARC_TLS_LE_LOX10;
   1359  1.14  christos     case R_SPARC_TLS_IE_HI22:
   1360  1.14  christos       return is_local ? R_SPARC_TLS_LE_HIX22 : r_type;
   1361  1.14  christos     case R_SPARC_TLS_IE_LO10:
   1362   1.1     skrll       return is_local ? R_SPARC_TLS_LE_LOX10 : r_type;
   1363   1.1     skrll     }
   1364   1.1     skrll 
   1365   1.1     skrll   return r_type;
   1366   1.1     skrll }
   1367   1.1     skrll 
   1368   1.1     skrll /* Look through the relocs for a section during the first phase, and
   1370   1.1     skrll    allocate space in the global offset table or procedure linkage
   1371   1.1     skrll    table.  */
   1372   1.1     skrll 
   1373   1.1     skrll bfd_boolean
   1374   1.1     skrll _bfd_sparc_elf_check_relocs (bfd *abfd, struct bfd_link_info *info,
   1375   1.1     skrll 			     asection *sec, const Elf_Internal_Rela *relocs)
   1376   1.1     skrll {
   1377   1.1     skrll   struct _bfd_sparc_elf_link_hash_table *htab;
   1378   1.1     skrll   Elf_Internal_Shdr *symtab_hdr;
   1379   1.1     skrll   struct elf_link_hash_entry **sym_hashes;
   1380   1.1     skrll   const Elf_Internal_Rela *rel;
   1381   1.1     skrll   const Elf_Internal_Rela *rel_end;
   1382   1.1     skrll   asection *sreloc;
   1383   1.1     skrll   int num_relocs;
   1384   1.7  christos   bfd_boolean checked_tlsgd = FALSE;
   1385   1.1     skrll 
   1386   1.1     skrll   if (bfd_link_relocatable (info))
   1387   1.1     skrll     return TRUE;
   1388   1.3  christos 
   1389   1.1     skrll   htab = _bfd_sparc_elf_hash_table (info);
   1390   1.1     skrll   BFD_ASSERT (htab != NULL);
   1391   1.1     skrll   symtab_hdr = &elf_symtab_hdr (abfd);
   1392   1.1     skrll   sym_hashes = elf_sym_hashes (abfd);
   1393   1.1     skrll 
   1394   1.1     skrll   sreloc = NULL;
   1395   1.3  christos 
   1396   1.1     skrll   if (ABI_64_P (abfd))
   1397   1.1     skrll     num_relocs = NUM_SHDR_ENTRIES (_bfd_elf_single_rel_hdr (sec));
   1398   1.1     skrll   else
   1399   1.1     skrll     num_relocs = sec->reloc_count;
   1400   1.1     skrll 
   1401   1.3  christos   BFD_ASSERT (is_sparc_elf (abfd) || num_relocs == 0);
   1402   1.3  christos 
   1403   1.3  christos   if (htab->elf.dynobj == NULL)
   1404   1.3  christos     htab->elf.dynobj = abfd;
   1405   1.3  christos   if (!create_ifunc_sections (htab->elf.dynobj, info))
   1406   1.1     skrll     return FALSE;
   1407   1.1     skrll 
   1408   1.1     skrll   rel_end = relocs + num_relocs;
   1409   1.1     skrll   for (rel = relocs; rel < rel_end; rel++)
   1410  1.13  christos     {
   1411   1.1     skrll       unsigned int r_type;
   1412  1.13  christos       unsigned int r_symndx;
   1413   1.3  christos       struct elf_link_hash_entry *h;
   1414   1.1     skrll       struct _bfd_sparc_elf_link_hash_entry *eh;
   1415   1.1     skrll       Elf_Internal_Sym *isym;
   1416   1.1     skrll 
   1417   1.1     skrll       r_symndx = SPARC_ELF_R_SYMNDX (htab, rel->r_info);
   1418   1.1     skrll       r_type = SPARC_ELF_R_TYPE (rel->r_info);
   1419   1.1     skrll 
   1420  1.13  christos       if (r_symndx >= NUM_SHDR_ENTRIES (symtab_hdr))
   1421  1.14  christos 	{
   1422   1.1     skrll 	  /* xgettext:c-format */
   1423   1.1     skrll 	  _bfd_error_handler (_("%pB: bad symbol index: %d"), abfd, r_symndx);
   1424   1.1     skrll 	  return FALSE;
   1425   1.3  christos 	}
   1426   1.1     skrll 
   1427   1.3  christos       isym = NULL;
   1428   1.3  christos       if (r_symndx < symtab_hdr->sh_info)
   1429  1.14  christos 	{
   1430   1.3  christos 	  /* A local symbol.  */
   1431   1.3  christos 	  isym = bfd_sym_from_r_symndx (&htab->sym_cache, abfd, r_symndx);
   1432   1.3  christos 	  if (isym == NULL)
   1433   1.3  christos 	    return FALSE;
   1434   1.3  christos 
   1435   1.3  christos 	  /* Check relocation against local STT_GNU_IFUNC symbol.  */
   1436  1.14  christos 	  if (ELF_ST_TYPE (isym->st_info) == STT_GNU_IFUNC)
   1437   1.3  christos 	    {
   1438   1.3  christos 	      h = elf_sparc_get_local_sym_hash (htab, abfd, rel, TRUE);
   1439   1.7  christos 	      if (h == NULL)
   1440   1.3  christos 		return FALSE;
   1441   1.3  christos 
   1442   1.3  christos 	      /* Fake a STT_GNU_IFUNC symbol.  */
   1443   1.3  christos 	      h->type = STT_GNU_IFUNC;
   1444   1.3  christos 	      h->def_regular = 1;
   1445   1.3  christos 	      h->ref_regular = 1;
   1446   1.3  christos 	      h->forced_local = 1;
   1447   1.3  christos 	      h->root.type = bfd_link_hash_defined;
   1448   1.3  christos 	    }
   1449   1.3  christos 	  else
   1450   1.1     skrll 	    h = NULL;
   1451   1.1     skrll 	}
   1452   1.1     skrll       else
   1453   1.1     skrll 	{
   1454   1.1     skrll 	  h = sym_hashes[r_symndx - symtab_hdr->sh_info];
   1455   1.1     skrll 	  while (h->root.type == bfd_link_hash_indirect
   1456   1.1     skrll 		 || h->root.type == bfd_link_hash_warning)
   1457   1.1     skrll 	    h = (struct elf_link_hash_entry *) h->root.u.i.link;
   1458  1.14  christos 	}
   1459   1.3  christos 
   1460  1.14  christos       if (h && h->type == STT_GNU_IFUNC && h->def_regular)
   1461  1.14  christos 	{
   1462   1.3  christos 	  h->ref_regular = 1;
   1463   1.3  christos 	  h->plt.refcount += 1;
   1464   1.1     skrll 	}
   1465   1.1     skrll 
   1466   1.1     skrll       /* Compatibility with old R_SPARC_REV32 reloc conflicting
   1467   1.1     skrll 	 with R_SPARC_TLS_GD_HI22.  */
   1468   1.1     skrll       if (! ABI_64_P (abfd) && ! checked_tlsgd)
   1469   1.1     skrll 	switch (r_type)
   1470   1.1     skrll 	  {
   1471   1.1     skrll 	  case R_SPARC_TLS_GD_HI22:
   1472   1.1     skrll 	    {
   1473   1.1     skrll 	      const Elf_Internal_Rela *relt;
   1474   1.1     skrll 
   1475   1.1     skrll 	      for (relt = rel + 1; relt < rel_end; relt++)
   1476   1.1     skrll 		if (ELF32_R_TYPE (relt->r_info) == R_SPARC_TLS_GD_LO10
   1477   1.1     skrll 		    || ELF32_R_TYPE (relt->r_info) == R_SPARC_TLS_GD_ADD
   1478   1.1     skrll 		    || ELF32_R_TYPE (relt->r_info) == R_SPARC_TLS_GD_CALL)
   1479   1.1     skrll 		  break;
   1480   1.1     skrll 	      checked_tlsgd = TRUE;
   1481   1.1     skrll 	      _bfd_sparc_elf_tdata (abfd)->has_tlsgd = relt < rel_end;
   1482   1.1     skrll 	    }
   1483   1.1     skrll 	    break;
   1484   1.1     skrll 	  case R_SPARC_TLS_GD_LO10:
   1485   1.1     skrll 	  case R_SPARC_TLS_GD_ADD:
   1486   1.1     skrll 	  case R_SPARC_TLS_GD_CALL:
   1487   1.1     skrll 	    checked_tlsgd = TRUE;
   1488   1.1     skrll 	    _bfd_sparc_elf_tdata (abfd)->has_tlsgd = TRUE;
   1489   1.1     skrll 	    break;
   1490   1.1     skrll 	  }
   1491  1.13  christos 
   1492  1.13  christos       r_type = sparc_elf_tls_transition (info, abfd, r_type, h == NULL);
   1493   1.1     skrll       eh = (struct _bfd_sparc_elf_link_hash_entry *) h;
   1494   1.1     skrll 
   1495   1.1     skrll       switch (r_type)
   1496   1.1     skrll 	{
   1497   1.1     skrll 	case R_SPARC_TLS_LDM_HI22:
   1498  1.13  christos 	case R_SPARC_TLS_LDM_LO10:
   1499  1.13  christos 	  htab->tls_ldm_got.refcount += 1;
   1500   1.1     skrll 	  if (eh != NULL)
   1501   1.1     skrll 	    eh->has_got_reloc = 1;
   1502   1.1     skrll 	  break;
   1503   1.1     skrll 
   1504  1.14  christos 	case R_SPARC_TLS_LE_HIX22:
   1505   1.1     skrll 	case R_SPARC_TLS_LE_LOX10:
   1506   1.1     skrll 	  if (!bfd_link_executable (info))
   1507   1.1     skrll 	    goto r_sparc_plt32;
   1508   1.1     skrll 	  break;
   1509   1.1     skrll 
   1510  1.14  christos 	case R_SPARC_TLS_IE_HI22:
   1511   1.1     skrll 	case R_SPARC_TLS_IE_LO10:
   1512   1.1     skrll 	  if (!bfd_link_executable (info))
   1513   1.1     skrll 	    info->flags |= DF_STATIC_TLS;
   1514   1.1     skrll 	  /* Fall through */
   1515   1.1     skrll 
   1516   1.1     skrll 	case R_SPARC_GOT10:
   1517   1.1     skrll 	case R_SPARC_GOT13:
   1518   1.1     skrll 	case R_SPARC_GOT22:
   1519   1.1     skrll 	case R_SPARC_GOTDATA_HIX22:
   1520   1.1     skrll 	case R_SPARC_GOTDATA_LOX10:
   1521   1.1     skrll 	case R_SPARC_GOTDATA_OP_HIX22:
   1522   1.1     skrll 	case R_SPARC_GOTDATA_OP_LOX10:
   1523   1.1     skrll 	case R_SPARC_TLS_GD_HI22:
   1524   1.1     skrll 	case R_SPARC_TLS_GD_LO10:
   1525   1.1     skrll 	  /* This symbol requires a global offset table entry.  */
   1526   1.1     skrll 	  {
   1527   1.1     skrll 	    int tls_type, old_tls_type;
   1528   1.1     skrll 
   1529   1.1     skrll 	    switch (r_type)
   1530   1.1     skrll 	      {
   1531   1.1     skrll 	      case R_SPARC_TLS_GD_HI22:
   1532   1.1     skrll 	      case R_SPARC_TLS_GD_LO10:
   1533   1.1     skrll 		tls_type = GOT_TLS_GD;
   1534   1.1     skrll 		break;
   1535   1.1     skrll 	      case R_SPARC_TLS_IE_HI22:
   1536   1.1     skrll 	      case R_SPARC_TLS_IE_LO10:
   1537  1.14  christos 		tls_type = GOT_TLS_IE;
   1538  1.14  christos 		break;
   1539  1.14  christos 	      default:
   1540   1.1     skrll 		tls_type = GOT_NORMAL;
   1541   1.1     skrll 		break;
   1542   1.1     skrll 	      }
   1543   1.1     skrll 
   1544   1.1     skrll 	    if (h != NULL)
   1545   1.1     skrll 	      {
   1546   1.1     skrll 		h->got.refcount += 1;
   1547   1.1     skrll 		old_tls_type = _bfd_sparc_elf_hash_entry(h)->tls_type;
   1548   1.1     skrll 	      }
   1549   1.1     skrll 	    else
   1550   1.1     skrll 	      {
   1551   1.1     skrll 		bfd_signed_vma *local_got_refcounts;
   1552   1.1     skrll 
   1553   1.1     skrll 		/* This is a global offset table entry for a local symbol.  */
   1554   1.1     skrll 		local_got_refcounts = elf_local_got_refcounts (abfd);
   1555   1.1     skrll 		if (local_got_refcounts == NULL)
   1556   1.1     skrll 		  {
   1557   1.1     skrll 		    bfd_size_type size;
   1558   1.1     skrll 
   1559   1.1     skrll 		    size = symtab_hdr->sh_info;
   1560   1.1     skrll 		    size *= (sizeof (bfd_signed_vma) + sizeof(char));
   1561   1.1     skrll 		    local_got_refcounts = ((bfd_signed_vma *)
   1562   1.1     skrll 					   bfd_zalloc (abfd, size));
   1563   1.1     skrll 		    if (local_got_refcounts == NULL)
   1564   1.1     skrll 		      return FALSE;
   1565   1.1     skrll 		    elf_local_got_refcounts (abfd) = local_got_refcounts;
   1566   1.1     skrll 		    _bfd_sparc_elf_local_got_tls_type (abfd)
   1567   1.3  christos 		      = (char *) (local_got_refcounts + symtab_hdr->sh_info);
   1568  1.14  christos 		  }
   1569  1.14  christos 
   1570  1.14  christos 		if (r_type != R_SPARC_GOTDATA_OP_HIX22
   1571  1.14  christos 		    && r_type != R_SPARC_GOTDATA_OP_LOX10)
   1572  1.14  christos 		  local_got_refcounts[r_symndx] += 1;
   1573  1.14  christos 
   1574   1.1     skrll 		old_tls_type
   1575   1.1     skrll 		  = _bfd_sparc_elf_local_got_tls_type (abfd) [r_symndx];
   1576  1.14  christos 	      }
   1577  1.14  christos 
   1578  1.14  christos 	    /* If a TLS symbol is accessed using IE at least once, there is no
   1579   1.1     skrll 	       point in using the dynamic model for it.  */
   1580  1.14  christos 	    if (old_tls_type != tls_type)
   1581  1.14  christos 	      {
   1582  1.14  christos 		if (old_tls_type == GOT_UNKNOWN)
   1583  1.14  christos 		  ;
   1584  1.14  christos 		else if (old_tls_type == GOT_TLS_GD && tls_type == GOT_TLS_IE)
   1585   1.1     skrll 		  ;
   1586   1.1     skrll 		else if (old_tls_type == GOT_TLS_IE && tls_type == GOT_TLS_GD)
   1587   1.1     skrll 		  tls_type = old_tls_type;
   1588  1.13  christos 		else
   1589  1.13  christos 		  {
   1590  1.14  christos 		    _bfd_error_handler
   1591   1.1     skrll 		      /* xgettext:c-format */
   1592   1.1     skrll 		      (_("%pB: `%s' accessed both as normal and thread local symbol"),
   1593   1.1     skrll 		       abfd, h ? h->root.root.string : "<local>");
   1594   1.1     skrll 		    return FALSE;
   1595   1.1     skrll 		  }
   1596   1.1     skrll 
   1597   1.1     skrll 		if (h != NULL)
   1598   1.1     skrll 		  _bfd_sparc_elf_hash_entry (h)->tls_type = tls_type;
   1599   1.1     skrll 		else
   1600   1.1     skrll 		  _bfd_sparc_elf_local_got_tls_type (abfd) [r_symndx] = tls_type;
   1601   1.1     skrll 	      }
   1602  1.14  christos 	  }
   1603  1.14  christos 
   1604  1.14  christos 	  if (!htab->elf.sgot
   1605  1.14  christos 	      && !_bfd_elf_create_got_section (htab->elf.dynobj, info))
   1606  1.14  christos 	    return FALSE;
   1607   1.1     skrll 
   1608  1.14  christos 	  if (eh != NULL)
   1609  1.14  christos 	    {
   1610  1.14  christos 	      eh->has_got_reloc = 1;
   1611  1.14  christos 	      if (r_type == R_SPARC_GOT10
   1612  1.14  christos 		  || r_type == R_SPARC_GOT13
   1613   1.1     skrll 		  || r_type == R_SPARC_GOT22)
   1614   1.1     skrll 		eh->has_old_style_got_reloc = 1;
   1615   1.1     skrll 	    }
   1616   1.1     skrll 	  break;
   1617   1.1     skrll 
   1618  1.14  christos 	case R_SPARC_TLS_GD_CALL:
   1619   1.1     skrll 	case R_SPARC_TLS_LDM_CALL:
   1620  1.14  christos 	  if (bfd_link_executable (info))
   1621  1.14  christos 	    break;
   1622  1.14  christos 
   1623  1.14  christos 	  /* Essentially R_SPARC_WPLT30 relocs against __tls_get_addr.  */
   1624  1.14  christos 	  h = (struct elf_link_hash_entry *)
   1625  1.14  christos 	       bfd_link_hash_lookup (info->hash, "__tls_get_addr", FALSE,
   1626   1.1     skrll 				     FALSE, TRUE);
   1627   1.1     skrll 	  BFD_ASSERT (h != NULL);
   1628  1.14  christos 	  /* Fall through */
   1629   1.1     skrll 
   1630  1.14  christos 	case R_SPARC_WPLT30:
   1631   1.1     skrll 	case R_SPARC_PLT32:
   1632   1.1     skrll 	case R_SPARC_PLT64:
   1633   1.1     skrll 	case R_SPARC_HIPLT22:
   1634   1.1     skrll 	case R_SPARC_LOPLT10:
   1635   1.1     skrll 	case R_SPARC_PCPLT32:
   1636  1.14  christos 	case R_SPARC_PCPLT22:
   1637  1.14  christos 	case R_SPARC_PCPLT10:
   1638   1.1     skrll 	  /* This symbol requires a procedure linkage table entry.
   1639   1.1     skrll 	     We actually build the entry in adjust_dynamic_symbol,
   1640   1.1     skrll 	     because this might be a case of linking PIC code without
   1641   1.1     skrll 	     linking in any dynamic objects, in which case we don't
   1642   1.1     skrll 	     need to generate a procedure linkage table after all.  */
   1643   1.1     skrll 
   1644   1.1     skrll 	  if (h == NULL)
   1645   1.1     skrll 	    {
   1646   1.1     skrll 	      if (! ABI_64_P (abfd))
   1647   1.1     skrll 		{
   1648   1.1     skrll 		  /* The Solaris native assembler will generate a WPLT30
   1649   1.1     skrll 		     reloc for a local symbol if you assemble a call from
   1650  1.14  christos 		     one section to another when using -K pic.  We treat
   1651   1.1     skrll 		     it as WDISP30.  */
   1652   1.1     skrll 		  if (r_type == R_SPARC_PLT32)
   1653   1.1     skrll 		    goto r_sparc_plt32;
   1654   1.3  christos 		  break;
   1655   1.3  christos 		}
   1656   1.3  christos 	      /* PR 7027: We need similar behaviour for 64-bit binaries.  */
   1657   1.1     skrll 	      else if (r_type == R_SPARC_WPLT30)
   1658   1.1     skrll 		break;
   1659  1.13  christos 
   1660   1.1     skrll 	      /* It does not make sense to have a procedure linkage
   1661   1.1     skrll 		 table entry for a local symbol.  */
   1662   1.1     skrll 	      bfd_set_error (bfd_error_bad_value);
   1663   1.1     skrll 	      return FALSE;
   1664   1.1     skrll 	    }
   1665   1.1     skrll 
   1666  1.14  christos 	  h->needs_plt = 1;
   1667  1.14  christos 
   1668   1.1     skrll 	  if (r_type == R_SPARC_PLT32 || r_type == R_SPARC_PLT64)
   1669   1.1     skrll 	    goto r_sparc_plt32;
   1670  1.13  christos 
   1671  1.13  christos 	  h->plt.refcount += 1;
   1672  1.13  christos 
   1673   1.1     skrll 	  eh = (struct _bfd_sparc_elf_link_hash_entry *) h;
   1674   1.1     skrll 	  eh->has_got_reloc = 1;
   1675   1.1     skrll 	  break;
   1676   1.1     skrll 
   1677   1.1     skrll 	case R_SPARC_PC10:
   1678   1.1     skrll 	case R_SPARC_PC22:
   1679   1.1     skrll 	case R_SPARC_PC_HH22:
   1680   1.1     skrll 	case R_SPARC_PC_HM10:
   1681   1.1     skrll 	case R_SPARC_PC_LM22:
   1682   1.1     skrll 	  if (h != NULL)
   1683   1.1     skrll 	    h->non_got_ref = 1;
   1684   1.1     skrll 
   1685   1.1     skrll 	  if (h != NULL
   1686   1.1     skrll 	      && strcmp (h->root.root.string, "_GLOBAL_OFFSET_TABLE_") == 0)
   1687   1.1     skrll 	    break;
   1688   1.1     skrll 	  /* Fall through.  */
   1689   1.1     skrll 
   1690   1.1     skrll 	case R_SPARC_DISP8:
   1691   1.1     skrll 	case R_SPARC_DISP16:
   1692   1.1     skrll 	case R_SPARC_DISP32:
   1693   1.1     skrll 	case R_SPARC_DISP64:
   1694   1.1     skrll 	case R_SPARC_WDISP30:
   1695   1.1     skrll 	case R_SPARC_WDISP22:
   1696   1.6  christos 	case R_SPARC_WDISP19:
   1697   1.1     skrll 	case R_SPARC_WDISP16:
   1698   1.1     skrll 	case R_SPARC_WDISP10:
   1699   1.1     skrll 	case R_SPARC_8:
   1700   1.1     skrll 	case R_SPARC_16:
   1701   1.1     skrll 	case R_SPARC_32:
   1702   1.1     skrll 	case R_SPARC_HI22:
   1703   1.1     skrll 	case R_SPARC_22:
   1704   1.1     skrll 	case R_SPARC_13:
   1705   1.1     skrll 	case R_SPARC_LO10:
   1706   1.1     skrll 	case R_SPARC_UA16:
   1707   1.1     skrll 	case R_SPARC_UA32:
   1708   1.1     skrll 	case R_SPARC_10:
   1709   1.1     skrll 	case R_SPARC_11:
   1710   1.1     skrll 	case R_SPARC_64:
   1711   1.1     skrll 	case R_SPARC_OLO10:
   1712   1.1     skrll 	case R_SPARC_HH22:
   1713   1.1     skrll 	case R_SPARC_HM10:
   1714   1.1     skrll 	case R_SPARC_LM22:
   1715   1.1     skrll 	case R_SPARC_7:
   1716   1.1     skrll 	case R_SPARC_5:
   1717   1.1     skrll 	case R_SPARC_6:
   1718   1.1     skrll 	case R_SPARC_HIX22:
   1719   1.1     skrll 	case R_SPARC_LOX10:
   1720   1.1     skrll 	case R_SPARC_H44:
   1721   1.6  christos 	case R_SPARC_M44:
   1722   1.1     skrll 	case R_SPARC_L44:
   1723   1.1     skrll 	case R_SPARC_H34:
   1724   1.1     skrll 	case R_SPARC_UA64:
   1725   1.1     skrll 	  if (h != NULL)
   1726  1.13  christos 	    h->non_got_ref = 1;
   1727  1.13  christos 
   1728  1.13  christos 	  if (eh != NULL && (sec->flags & SEC_CODE) != 0)
   1729   1.1     skrll 	    eh->has_non_got_reloc = 1;
   1730   1.7  christos 
   1731   1.1     skrll 	r_sparc_plt32:
   1732   1.1     skrll 	  if (h != NULL && !bfd_link_pic (info))
   1733   1.1     skrll 	    {
   1734   1.1     skrll 	      /* We may need a .plt entry if the function this reloc
   1735   1.1     skrll 		 refers to is in a shared lib.  */
   1736   1.1     skrll 	      h->plt.refcount += 1;
   1737   1.1     skrll 	    }
   1738   1.1     skrll 
   1739   1.1     skrll 	  /* If we are creating a shared library, and this is a reloc
   1740   1.1     skrll 	     against a global symbol, or a non PC relative reloc
   1741   1.1     skrll 	     against a local symbol, then we need to copy the reloc
   1742   1.1     skrll 	     into the shared library.  However, if we are linking with
   1743   1.1     skrll 	     -Bsymbolic, we do not need to copy a reloc against a
   1744   1.1     skrll 	     global symbol which is defined in an object we are
   1745   1.1     skrll 	     including in the link (i.e., DEF_REGULAR is set).  At
   1746   1.1     skrll 	     this point we have not seen all the input files, so it is
   1747   1.1     skrll 	     possible that DEF_REGULAR is not set now but will be set
   1748   1.1     skrll 	     later (it is never cleared).  In case of a weak definition,
   1749   1.1     skrll 	     DEF_REGULAR may be cleared later by a strong definition in
   1750   1.1     skrll 	     a shared library.  We account for that possibility below by
   1751   1.1     skrll 	     storing information in the relocs_copied field of the hash
   1752   1.1     skrll 	     table entry.  A similar situation occurs when creating
   1753   1.1     skrll 	     shared libraries and symbol visibility changes render the
   1754   1.1     skrll 	     symbol local.
   1755   1.1     skrll 
   1756   1.1     skrll 	     If on the other hand, we are creating an executable, we
   1757   1.1     skrll 	     may need to keep relocations for symbols satisfied by a
   1758   1.7  christos 	     dynamic library if we manage to avoid copy relocs for the
   1759   1.1     skrll 	     symbol.  */
   1760   1.1     skrll 	  if ((bfd_link_pic (info)
   1761   1.1     skrll 	       && (sec->flags & SEC_ALLOC) != 0
   1762   1.3  christos 	       && (! _bfd_sparc_elf_howto_table[r_type].pc_relative
   1763   1.1     skrll 		   || (h != NULL
   1764   1.1     skrll 		       && (! SYMBOLIC_BIND (info, h)
   1765   1.7  christos 			   || h->root.type == bfd_link_hash_defweak
   1766   1.1     skrll 			   || !h->def_regular))))
   1767   1.1     skrll 	      || (!bfd_link_pic (info)
   1768   1.1     skrll 		  && (sec->flags & SEC_ALLOC) != 0
   1769   1.3  christos 		  && h != NULL
   1770   1.7  christos 		  && (h->root.type == bfd_link_hash_defweak
   1771   1.3  christos 		      || !h->def_regular))
   1772   1.3  christos 	      || (!bfd_link_pic (info)
   1773   1.1     skrll 		  && h != NULL
   1774  1.13  christos 		  && h->type == STT_GNU_IFUNC))
   1775  1.13  christos 	    {
   1776   1.1     skrll 	      struct elf_dyn_relocs *p;
   1777   1.1     skrll 	      struct elf_dyn_relocs **head;
   1778   1.1     skrll 
   1779   1.1     skrll 	      /* When creating a shared object, we must copy these
   1780   1.1     skrll 		 relocs into the output file.  We create a reloc
   1781   1.1     skrll 		 section in dynobj and make room for the reloc.  */
   1782   1.3  christos 	      if (sreloc == NULL)
   1783   1.3  christos 		{
   1784   1.3  christos 		  sreloc = _bfd_elf_make_dynamic_reloc_section
   1785   1.1     skrll 		    (sec, htab->elf.dynobj, htab->word_align_power,
   1786   1.3  christos 		     abfd, /*rela?*/ TRUE);
   1787   1.1     skrll 
   1788   1.1     skrll 		  if (sreloc == NULL)
   1789   1.1     skrll 		    return FALSE;
   1790   1.1     skrll 		}
   1791   1.1     skrll 
   1792   1.1     skrll 	      /* If this is a global symbol, we count the number of
   1793   1.1     skrll 		 relocations we need for this symbol.  */
   1794   1.1     skrll 	      if (h != NULL)
   1795   1.1     skrll 		head = &((struct _bfd_sparc_elf_link_hash_entry *) h)->dyn_relocs;
   1796   1.1     skrll 	      else
   1797   1.1     skrll 		{
   1798   1.1     skrll 		  /* Track dynamic relocs needed for local syms too.
   1799   1.1     skrll 		     We really need local syms available to do this
   1800   1.1     skrll 		     easily.  Oh well.  */
   1801   1.1     skrll 		  asection *s;
   1802   1.3  christos 		  void *vpp;
   1803   1.3  christos 
   1804   1.1     skrll 		  BFD_ASSERT (isym != NULL);
   1805   1.3  christos 		  s = bfd_section_from_elf_index (abfd, isym->st_shndx);
   1806   1.1     skrll 		  if (s == NULL)
   1807   1.1     skrll 		    s = sec;
   1808  1.13  christos 
   1809   1.1     skrll 		  vpp = &elf_section_data (s)->local_dynrel;
   1810   1.1     skrll 		  head = (struct elf_dyn_relocs **) vpp;
   1811   1.1     skrll 		}
   1812   1.1     skrll 
   1813   1.1     skrll 	      p = *head;
   1814   1.1     skrll 	      if (p == NULL || p->sec != sec)
   1815  1.13  christos 		{
   1816   1.1     skrll 		  bfd_size_type amt = sizeof *p;
   1817   1.1     skrll 		  p = ((struct elf_dyn_relocs *)
   1818   1.1     skrll 		       bfd_alloc (htab->elf.dynobj, amt));
   1819   1.1     skrll 		  if (p == NULL)
   1820   1.1     skrll 		    return FALSE;
   1821   1.1     skrll 		  p->next = *head;
   1822   1.1     skrll 		  *head = p;
   1823   1.1     skrll 		  p->sec = sec;
   1824   1.1     skrll 		  p->count = 0;
   1825   1.1     skrll 		  p->pc_count = 0;
   1826   1.1     skrll 		}
   1827   1.1     skrll 
   1828   1.1     skrll 	      p->count += 1;
   1829   1.1     skrll 	      if (_bfd_sparc_elf_howto_table[r_type].pc_relative)
   1830   1.1     skrll 		p->pc_count += 1;
   1831   1.1     skrll 	    }
   1832   1.1     skrll 
   1833   1.1     skrll 	  break;
   1834   1.1     skrll 
   1835   1.1     skrll 	case R_SPARC_GNU_VTINHERIT:
   1836   1.1     skrll 	  if (!bfd_elf_gc_record_vtinherit (abfd, sec, h, rel->r_offset))
   1837   1.1     skrll 	    return FALSE;
   1838   1.1     skrll 	  break;
   1839  1.15  christos 
   1840   1.1     skrll 	case R_SPARC_GNU_VTENTRY:
   1841   1.1     skrll 	  if (!bfd_elf_gc_record_vtentry (abfd, sec, h, rel->r_addend))
   1842   1.1     skrll 	    return FALSE;
   1843   1.1     skrll 	  break;
   1844   1.1     skrll 
   1845   1.1     skrll 	case R_SPARC_REGISTER:
   1846   1.1     skrll 	  /* Nothing to do.  */
   1847   1.1     skrll 	  break;
   1848   1.1     skrll 
   1849   1.1     skrll 	default:
   1850   1.1     skrll 	  break;
   1851   1.1     skrll 	}
   1852   1.1     skrll     }
   1853   1.1     skrll 
   1854   1.1     skrll   return TRUE;
   1855   1.1     skrll }
   1856   1.1     skrll 
   1857   1.1     skrll asection *
   1859   1.1     skrll _bfd_sparc_elf_gc_mark_hook (asection *sec,
   1860   1.1     skrll 			     struct bfd_link_info *info,
   1861   1.1     skrll 			     Elf_Internal_Rela *rel,
   1862   1.1     skrll 			     struct elf_link_hash_entry *h,
   1863   1.1     skrll 			     Elf_Internal_Sym *sym)
   1864   1.1     skrll {
   1865   1.1     skrll   if (h != NULL)
   1866   1.1     skrll     switch (SPARC_ELF_R_TYPE (rel->r_info))
   1867   1.1     skrll       {
   1868   1.1     skrll       case R_SPARC_GNU_VTINHERIT:
   1869   1.1     skrll       case R_SPARC_GNU_VTENTRY:
   1870  1.14  christos 	return NULL;
   1871   1.6  christos       }
   1872   1.6  christos 
   1873   1.6  christos   if (!bfd_link_executable (info))
   1874   1.6  christos     {
   1875   1.6  christos       switch (SPARC_ELF_R_TYPE (rel->r_info))
   1876   1.6  christos 	{
   1877   1.6  christos 	case R_SPARC_TLS_GD_CALL:
   1878   1.6  christos 	case R_SPARC_TLS_LDM_CALL:
   1879   1.6  christos 	  /* This reloc implicitly references __tls_get_addr.  We know
   1880   1.6  christos 	     another reloc will reference the same symbol as the one
   1881   1.6  christos 	     on this reloc, so the real symbol and section will be
   1882   1.6  christos 	     gc marked when processing the other reloc.  That lets
   1883   1.6  christos 	     us handle __tls_get_addr here.  */
   1884   1.6  christos 	  h = elf_link_hash_lookup (elf_hash_table (info), "__tls_get_addr",
   1885  1.13  christos 				    FALSE, FALSE, TRUE);
   1886  1.13  christos 	  BFD_ASSERT (h != NULL);
   1887   1.6  christos 	  h->mark = 1;
   1888   1.6  christos 	  if (h->is_weakalias)
   1889   1.6  christos 	    weakdef (h)->mark = 1;
   1890   1.6  christos 	  sym = NULL;
   1891   1.1     skrll 	}
   1892   1.1     skrll     }
   1893   1.1     skrll 
   1894   1.6  christos   return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
   1895   1.6  christos }
   1896   1.6  christos 
   1897   1.6  christos static Elf_Internal_Rela *
   1898   1.6  christos sparc_elf_find_reloc_at_ofs (Elf_Internal_Rela *rel,
   1899   1.6  christos 			     Elf_Internal_Rela *relend,
   1900   1.6  christos 			     bfd_vma offset)
   1901   1.6  christos {
   1902   1.6  christos   while (rel < relend)
   1903   1.6  christos     {
   1904   1.6  christos       if (rel->r_offset == offset)
   1905   1.6  christos 	return rel;
   1906   1.6  christos       rel++;
   1907   1.6  christos     }
   1908  1.13  christos   return NULL;
   1909  1.13  christos }
   1910  1.13  christos 
   1911   1.1     skrll /* Remove undefined weak symbol from the dynamic symbol table if it
   1912  1.13  christos    is resolved to 0.   */
   1913  1.13  christos 
   1914   1.1     skrll bfd_boolean
   1915  1.13  christos _bfd_sparc_elf_fixup_symbol (struct bfd_link_info *info,
   1916  1.13  christos 			     struct elf_link_hash_entry *h)
   1917  1.13  christos {
   1918  1.13  christos   if (h->dynindx != -1
   1919  1.13  christos       && UNDEFINED_WEAK_RESOLVED_TO_ZERO (info,
   1920  1.13  christos 					  _bfd_sparc_elf_hash_entry (h)))
   1921  1.13  christos     {
   1922  1.13  christos       h->dynindx = -1;
   1923  1.13  christos       _bfd_elf_strtab_delref (elf_hash_table (info)->dynstr,
   1924  1.13  christos 			      h->dynstr_index);
   1925   1.1     skrll     }
   1926  1.13  christos   return TRUE;
   1927   1.1     skrll }
   1928  1.13  christos 
   1929  1.13  christos /* Find dynamic relocs for H that apply to read-only sections.  */
   1930  1.13  christos 
   1931  1.13  christos static asection *
   1932   1.1     skrll readonly_dynrelocs (struct elf_link_hash_entry *h)
   1933  1.13  christos {
   1934   1.1     skrll   struct elf_dyn_relocs *p;
   1935  1.13  christos 
   1936   1.1     skrll   for (p = _bfd_sparc_elf_hash_entry (h)->dyn_relocs; p != NULL; p = p->next)
   1937  1.13  christos     {
   1938  1.13  christos       asection *s = p->sec->output_section;
   1939   1.1     skrll 
   1940  1.13  christos       if (s != NULL && (s->flags & SEC_READONLY) != 0)
   1941   1.1     skrll 	return p->sec;
   1942   1.1     skrll     }
   1943   1.1     skrll   return NULL;
   1944   1.1     skrll }
   1945   1.1     skrll 
   1946   1.1     skrll /* Adjust a symbol defined by a dynamic object and referenced by a
   1947   1.1     skrll    regular object.  The current definition is in some section of the
   1948   1.1     skrll    dynamic object, but we're not including those sections.  We have to
   1949   1.1     skrll    change the definition to something the rest of the link can
   1950   1.1     skrll    understand.  */
   1951   1.1     skrll 
   1952   1.1     skrll bfd_boolean
   1953   1.1     skrll _bfd_sparc_elf_adjust_dynamic_symbol (struct bfd_link_info *info,
   1954  1.13  christos 				     struct elf_link_hash_entry *h)
   1955   1.1     skrll {
   1956   1.1     skrll   struct _bfd_sparc_elf_link_hash_table *htab;
   1957   1.3  christos   asection *s, *srel;
   1958   1.1     skrll 
   1959   1.1     skrll   htab = _bfd_sparc_elf_hash_table (info);
   1960   1.1     skrll   BFD_ASSERT (htab != NULL);
   1961   1.1     skrll 
   1962   1.3  christos   /* Make sure we know what is going on here.  */
   1963  1.13  christos   BFD_ASSERT (htab->elf.dynobj != NULL
   1964   1.1     skrll 	      && (h->needs_plt
   1965   1.1     skrll 		  || h->type == STT_GNU_IFUNC
   1966   1.1     skrll 		  || h->is_weakalias
   1967   1.1     skrll 		  || (h->def_dynamic
   1968   1.1     skrll 		      && h->ref_regular
   1969   1.1     skrll 		      && !h->def_regular)));
   1970   1.1     skrll 
   1971   1.1     skrll   /* If this is a function, put it in the procedure linkage table.  We
   1972   1.1     skrll      will fill in the contents of the procedure linkage table later
   1973   1.1     skrll      (although we could actually do it here).  The STT_NOTYPE
   1974   1.1     skrll      condition is a hack specifically for the Oracle libraries
   1975   1.1     skrll      delivered for Solaris; for some inexplicable reason, they define
   1976   1.3  christos      some of their functions as STT_NOTYPE when they really should be
   1977   1.1     skrll      STT_FUNC.  */
   1978   1.1     skrll   if (h->type == STT_FUNC
   1979   1.1     skrll       || h->type == STT_GNU_IFUNC
   1980   1.1     skrll       || h->needs_plt
   1981   1.1     skrll       || (h->type == STT_NOTYPE
   1982   1.1     skrll 	  && (h->root.type == bfd_link_hash_defined
   1983   1.1     skrll 	      || h->root.type == bfd_link_hash_defweak)
   1984   1.3  christos 	  && (h->root.u.def.section->flags & SEC_CODE) != 0))
   1985   1.3  christos     {
   1986  1.14  christos       if (h->plt.refcount <= 0
   1987  1.14  christos 	  || (h->type != STT_GNU_IFUNC
   1988   1.1     skrll 	      && (SYMBOL_CALLS_LOCAL (info, h)
   1989   1.1     skrll 		  || (h->root.type == bfd_link_hash_undefweak
   1990   1.1     skrll 		      && ELF_ST_VISIBILITY (h->other) != STV_DEFAULT))))
   1991   1.1     skrll 	{
   1992   1.1     skrll 	  /* This case can occur if we saw a WPLT30 reloc in an input
   1993   1.1     skrll 	     file, but the symbol was never referred to by a dynamic
   1994   1.1     skrll 	     object, or if all references were garbage collected.  In
   1995   1.1     skrll 	     such a case, we don't actually need to build a procedure
   1996   1.1     skrll 	     linkage table, and we can just do a WDISP30 reloc instead.  */
   1997   1.1     skrll 	  h->plt.offset = (bfd_vma) -1;
   1998   1.1     skrll 	  h->needs_plt = 0;
   1999   1.1     skrll 	}
   2000   1.1     skrll 
   2001   1.1     skrll       return TRUE;
   2002   1.1     skrll     }
   2003   1.1     skrll   else
   2004   1.1     skrll     h->plt.offset = (bfd_vma) -1;
   2005   1.1     skrll 
   2006  1.13  christos   /* If this is a weak symbol, and there is a real definition, the
   2007   1.1     skrll      processor independent code will have arranged for us to see the
   2008  1.13  christos      real definition first, and we can just use the same value.  */
   2009  1.13  christos   if (h->is_weakalias)
   2010  1.13  christos     {
   2011  1.13  christos       struct elf_link_hash_entry *def = weakdef (h);
   2012   1.1     skrll       BFD_ASSERT (def->root.type == bfd_link_hash_defined);
   2013   1.1     skrll       h->root.u.def.section = def->root.u.def.section;
   2014   1.1     skrll       h->root.u.def.value = def->root.u.def.value;
   2015   1.1     skrll       return TRUE;
   2016   1.1     skrll     }
   2017   1.1     skrll 
   2018   1.1     skrll   /* This is a reference to a symbol defined by a dynamic object which
   2019   1.1     skrll      is not a function.  */
   2020   1.1     skrll 
   2021   1.1     skrll   /* If we are creating a shared library, we must presume that the
   2022   1.7  christos      only references to the symbol are via the global offset table.
   2023   1.1     skrll      For such cases we need not do anything here; the relocations will
   2024   1.1     skrll      be handled correctly by relocate_section.  */
   2025   1.1     skrll   if (bfd_link_pic (info))
   2026   1.1     skrll     return TRUE;
   2027   1.1     skrll 
   2028   1.1     skrll   /* If there are no references to this symbol that do not use the
   2029   1.1     skrll      GOT, we don't need to generate a copy reloc.  */
   2030   1.3  christos   if (!h->non_got_ref)
   2031   1.3  christos     return TRUE;
   2032   1.3  christos 
   2033   1.3  christos   /* If -z nocopyreloc was given, we won't generate them either.  */
   2034   1.3  christos   if (info->nocopyreloc)
   2035   1.3  christos     {
   2036   1.3  christos       h->non_got_ref = 0;
   2037  1.13  christos       return TRUE;
   2038   1.1     skrll     }
   2039  1.13  christos 
   2040   1.1     skrll   /* If we don't find any dynamic relocs in read-only sections, then
   2041   1.1     skrll      we'll be keeping the dynamic relocs and avoiding the copy reloc.  */
   2042   1.1     skrll   if (!readonly_dynrelocs (h))
   2043   1.1     skrll     {
   2044   1.1     skrll       h->non_got_ref = 0;
   2045   1.1     skrll       return TRUE;
   2046   1.1     skrll     }
   2047   1.1     skrll 
   2048   1.1     skrll   /* We must allocate the symbol in our .dynbss section, which will
   2049   1.1     skrll      become part of the .bss section of the executable.  There will be
   2050   1.1     skrll      an entry for this symbol in the .dynsym section.  The dynamic
   2051   1.1     skrll      object will contain position independent code, so all references
   2052   1.1     skrll      from the dynamic object to this symbol will go through the global
   2053   1.1     skrll      offset table.  The dynamic linker will use the .dynsym entry to
   2054   1.1     skrll      determine the address it must put in the global offset table, so
   2055   1.1     skrll      both the dynamic object and the regular object will refer to the
   2056   1.1     skrll      same memory location for the variable.  */
   2057   1.1     skrll 
   2058   1.1     skrll   /* We must generate a R_SPARC_COPY reloc to tell the dynamic linker
   2059  1.13  christos      to copy the initial value out of the dynamic object and into the
   2060  1.13  christos      runtime process image.  We need to remember the offset into the
   2061  1.13  christos      .rel.bss section we are going to use.  */
   2062  1.13  christos   if ((h->root.u.def.section->flags & SEC_READONLY) != 0)
   2063  1.13  christos     {
   2064  1.13  christos       s = htab->elf.sdynrelro;
   2065  1.13  christos       srel = htab->elf.sreldynrelro;
   2066  1.13  christos     }
   2067  1.13  christos   else
   2068  1.13  christos     {
   2069   1.6  christos       s = htab->elf.sdynbss;
   2070   1.1     skrll       srel = htab->elf.srelbss;
   2071  1.13  christos     }
   2072   1.1     skrll   if ((h->root.u.def.section->flags & SEC_ALLOC) != 0 && h->size != 0)
   2073   1.1     skrll     {
   2074   1.1     skrll       srel->size += SPARC_ELF_RELA_BYTES (htab);
   2075   1.7  christos       h->needs_copy = 1;
   2076   1.1     skrll     }
   2077   1.1     skrll 
   2078   1.1     skrll   return _bfd_elf_adjust_dynamic_copy (info, h, s);
   2079   1.1     skrll }
   2080   1.1     skrll 
   2081   1.1     skrll /* Allocate space in .plt, .got and associated reloc sections for
   2082   1.6  christos    dynamic relocs.  */
   2083   1.1     skrll 
   2084   1.1     skrll static bfd_boolean
   2085   1.1     skrll allocate_dynrelocs (struct elf_link_hash_entry *h, void * inf)
   2086   1.1     skrll {
   2087  1.13  christos   struct bfd_link_info *info;
   2088  1.13  christos   struct _bfd_sparc_elf_link_hash_table *htab;
   2089   1.1     skrll   struct _bfd_sparc_elf_link_hash_entry *eh;
   2090   1.1     skrll   struct elf_dyn_relocs *p;
   2091   1.1     skrll   bfd_boolean resolved_to_zero;
   2092   1.1     skrll 
   2093   1.1     skrll   if (h->root.type == bfd_link_hash_indirect)
   2094   1.1     skrll     return TRUE;
   2095   1.3  christos 
   2096   1.1     skrll   info = (struct bfd_link_info *) inf;
   2097  1.13  christos   htab = _bfd_sparc_elf_hash_table (info);
   2098  1.13  christos   BFD_ASSERT (htab != NULL);
   2099  1.13  christos 
   2100   1.3  christos   eh = (struct _bfd_sparc_elf_link_hash_entry *) h;
   2101   1.3  christos   resolved_to_zero = UNDEFINED_WEAK_RESOLVED_TO_ZERO (info, eh);
   2102   1.3  christos 
   2103   1.3  christos   if ((htab->elf.dynamic_sections_created
   2104   1.3  christos        && h->plt.refcount > 0)
   2105   1.1     skrll       || (h->type == STT_GNU_IFUNC
   2106  1.14  christos 	  && h->def_regular
   2107  1.14  christos 	  && h->ref_regular))
   2108  1.13  christos     {
   2109  1.14  christos       /* Undefined weak syms won't yet be marked as dynamic.  */
   2110  1.14  christos       if (h->root.type == bfd_link_hash_undefweak
   2111   1.1     skrll 	  && !resolved_to_zero
   2112   1.1     skrll 	  && h->dynindx == -1
   2113   1.1     skrll 	  && !h->forced_local)
   2114   1.1     skrll 	{
   2115   1.1     skrll 	  if (! bfd_elf_link_record_dynamic_symbol (info, h))
   2116   1.7  christos 	    return FALSE;
   2117   1.3  christos 	}
   2118   1.3  christos 
   2119   1.1     skrll       if (WILL_CALL_FINISH_DYNAMIC_SYMBOL (1, bfd_link_pic (info), h)
   2120   1.3  christos 	  || (h->type == STT_GNU_IFUNC
   2121   1.3  christos 	      && h->def_regular))
   2122   1.3  christos 	{
   2123   1.3  christos 	  asection *s = htab->elf.splt;
   2124   1.1     skrll 
   2125   1.1     skrll 	  if (s == NULL)
   2126   1.1     skrll 	    s = htab->elf.iplt;
   2127   1.1     skrll 
   2128   1.1     skrll 	  /* Allocate room for the header.  */
   2129   1.1     skrll 	  if (s->size == 0)
   2130   1.1     skrll 	    {
   2131   1.7  christos 	      s->size = htab->plt_header_size;
   2132   1.1     skrll 
   2133   1.1     skrll 	      /* Allocate space for the .rela.plt.unloaded relocations.  */
   2134   1.1     skrll 	      if (htab->is_vxworks && !bfd_link_pic (info))
   2135   1.1     skrll 		htab->srelplt2->size = sizeof (Elf32_External_Rela) * 2;
   2136   1.1     skrll 	    }
   2137   1.1     skrll 
   2138   1.1     skrll 	  /* The procedure linkage table size is bounded by the magnitude
   2139   1.1     skrll 	     of the offset we can describe in the entry.  */
   2140   1.1     skrll 	  if (s->size >= (SPARC_ELF_WORD_BYTES(htab) == 8 ?
   2141   1.1     skrll 			  (((bfd_vma)1 << 31) << 1) : 0x400000))
   2142   1.1     skrll 	    {
   2143   1.1     skrll 	      bfd_set_error (bfd_error_bad_value);
   2144   1.1     skrll 	      return FALSE;
   2145   1.1     skrll 	    }
   2146   1.1     skrll 
   2147   1.1     skrll 	  if (SPARC_ELF_WORD_BYTES(htab) == 8
   2148   1.1     skrll 	      && s->size >= PLT64_LARGE_THRESHOLD * PLT64_ENTRY_SIZE)
   2149   1.1     skrll 	    {
   2150   1.1     skrll 	      bfd_vma off = s->size - PLT64_LARGE_THRESHOLD * PLT64_ENTRY_SIZE;
   2151   1.1     skrll 
   2152   1.1     skrll 
   2153   1.1     skrll 	      off = (off % (160 * PLT64_ENTRY_SIZE)) / PLT64_ENTRY_SIZE;
   2154   1.1     skrll 
   2155   1.1     skrll 	      h->plt.offset = (s->size - (off * 8));
   2156   1.1     skrll 	    }
   2157   1.1     skrll 	  else
   2158   1.1     skrll 	    h->plt.offset = s->size;
   2159   1.1     skrll 
   2160   1.1     skrll 	  /* If this symbol is not defined in a regular file, and we are
   2161   1.1     skrll 	     not generating a shared library, then set the symbol to this
   2162   1.7  christos 	     location in the .plt.  This is required to make function
   2163   1.1     skrll 	     pointers compare as equal between the normal executable and
   2164   1.1     skrll 	     the shared library.  */
   2165   1.1     skrll 	  if (! bfd_link_pic (info)
   2166   1.1     skrll 	      && !h->def_regular)
   2167   1.1     skrll 	    {
   2168   1.1     skrll 	      h->root.u.def.section = s;
   2169   1.1     skrll 	      h->root.u.def.value = h->plt.offset;
   2170   1.1     skrll 	    }
   2171   1.1     skrll 
   2172  1.13  christos 	  /* Make room for this entry.  */
   2173  1.13  christos 	  s->size += htab->plt_entry_size;
   2174  1.13  christos 
   2175  1.13  christos 	  /* There should be no PLT relocations against resolved undefined
   2176  1.13  christos 	     weak symbols in the executable.  */
   2177  1.13  christos 	  if (!resolved_to_zero)
   2178  1.13  christos 	    {
   2179  1.13  christos 	      /* We also need to make an entry in the .rela.plt section.  */
   2180  1.13  christos 	      if (s == htab->elf.splt)
   2181  1.13  christos 		htab->elf.srelplt->size += SPARC_ELF_RELA_BYTES (htab);
   2182   1.1     skrll 	      else
   2183   1.1     skrll 		htab->elf.irelplt->size += SPARC_ELF_RELA_BYTES (htab);
   2184   1.1     skrll 	    }
   2185   1.1     skrll 
   2186   1.3  christos 	  if (htab->is_vxworks)
   2187   1.1     skrll 	    {
   2188   1.1     skrll 	      /* Allocate space for the .got.plt entry.  */
   2189   1.7  christos 	      htab->elf.sgotplt->size += 4;
   2190   1.1     skrll 
   2191   1.1     skrll 	      /* ...and for the .rela.plt.unloaded relocations.  */
   2192   1.1     skrll 	      if (!bfd_link_pic (info))
   2193   1.1     skrll 		htab->srelplt2->size += sizeof (Elf32_External_Rela) * 3;
   2194   1.1     skrll 	    }
   2195   1.1     skrll 	}
   2196   1.1     skrll       else
   2197   1.1     skrll 	{
   2198   1.1     skrll 	  h->plt.offset = (bfd_vma) -1;
   2199   1.1     skrll 	  h->needs_plt = 0;
   2200   1.1     skrll 	}
   2201   1.1     skrll     }
   2202   1.1     skrll   else
   2203   1.1     skrll     {
   2204   1.1     skrll       h->plt.offset = (bfd_vma) -1;
   2205   1.1     skrll       h->needs_plt = 0;
   2206   1.1     skrll     }
   2207   1.1     skrll 
   2208  1.14  christos   /* If R_SPARC_TLS_IE_{HI22,LO10} symbol is now local to the binary,
   2209   1.1     skrll      make it a R_SPARC_TLS_LE_{HI22,LO10} requiring no TLS entry.  */
   2210   1.1     skrll   if (h->got.refcount > 0
   2211   1.1     skrll       && bfd_link_executable (info)
   2212   1.1     skrll       && h->dynindx == -1
   2213   1.1     skrll       && _bfd_sparc_elf_hash_entry(h)->tls_type == GOT_TLS_IE)
   2214   1.1     skrll     h->got.offset = (bfd_vma) -1;
   2215   1.1     skrll   else if (h->got.refcount > 0)
   2216   1.1     skrll     {
   2217   1.1     skrll       asection *s;
   2218  1.14  christos       bfd_boolean dyn;
   2219  1.14  christos       int tls_type = _bfd_sparc_elf_hash_entry(h)->tls_type;
   2220  1.13  christos 
   2221  1.14  christos       /* Undefined weak syms won't yet be marked as dynamic.  */
   2222  1.14  christos       if (h->root.type == bfd_link_hash_undefweak
   2223   1.1     skrll 	  && !resolved_to_zero
   2224   1.1     skrll 	  && h->dynindx == -1
   2225   1.1     skrll 	  && !h->forced_local)
   2226   1.1     skrll 	{
   2227   1.1     skrll 	  if (! bfd_elf_link_record_dynamic_symbol (info, h))
   2228   1.3  christos 	    return FALSE;
   2229   1.1     skrll 	}
   2230   1.1     skrll 
   2231   1.1     skrll       s = htab->elf.sgot;
   2232   1.1     skrll       h->got.offset = s->size;
   2233   1.1     skrll       s->size += SPARC_ELF_WORD_BYTES (htab);
   2234   1.1     skrll       /* R_SPARC_TLS_GD_HI{22,LO10} needs 2 consecutive GOT slots.  */
   2235   1.1     skrll       if (tls_type == GOT_TLS_GD)
   2236  1.14  christos 	s->size += SPARC_ELF_WORD_BYTES (htab);
   2237   1.1     skrll       dyn = htab->elf.dynamic_sections_created;
   2238   1.3  christos       /* R_SPARC_TLS_IE_{HI22,LO10} needs one dynamic relocation,
   2239   1.3  christos 	 R_SPARC_TLS_GD_{HI22,LO10} needs one if local and two if global.  */
   2240   1.3  christos       if ((tls_type == GOT_TLS_GD && h->dynindx == -1)
   2241   1.1     skrll 	  || tls_type == GOT_TLS_IE
   2242   1.3  christos 	  || h->type == STT_GNU_IFUNC)
   2243  1.14  christos 	htab->elf.srelgot->size += SPARC_ELF_RELA_BYTES (htab);
   2244  1.14  christos       else if (tls_type == GOT_TLS_GD)
   2245  1.14  christos 	htab->elf.srelgot->size += 2 * SPARC_ELF_RELA_BYTES (htab);
   2246  1.14  christos       else if ((WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, bfd_link_pic (info), h)
   2247  1.14  christos 		/* Even if the symbol isn't dynamic, we may generate a
   2248  1.14  christos 		   reloc for the dynamic linker in PIC mode.  */
   2249  1.14  christos 		|| (h->dynindx == -1
   2250  1.14  christos 		    && !h->forced_local
   2251  1.14  christos 		    && h->root.type != bfd_link_hash_undefweak
   2252  1.14  christos 		    && bfd_link_pic (info)))
   2253  1.14  christos 	       /* No dynamic relocations are needed against resolved
   2254  1.14  christos 		  undefined weak symbols in an executable.  */
   2255   1.3  christos 	       && !(h->root.type == bfd_link_hash_undefweak
   2256   1.1     skrll 		    && (ELF_ST_VISIBILITY (h->other) != STV_DEFAULT
   2257   1.1     skrll 			|| resolved_to_zero)))
   2258   1.1     skrll 	htab->elf.srelgot->size += SPARC_ELF_RELA_BYTES (htab);
   2259   1.1     skrll     }
   2260   1.1     skrll   else
   2261   1.1     skrll     h->got.offset = (bfd_vma) -1;
   2262   1.1     skrll 
   2263   1.1     skrll   if (eh->dyn_relocs == NULL)
   2264   1.1     skrll     return TRUE;
   2265   1.1     skrll 
   2266   1.1     skrll   /* In the shared -Bsymbolic case, discard space allocated for
   2267   1.1     skrll      dynamic pc-relative relocs against symbols which turn out to be
   2268   1.1     skrll      defined in regular objects.  For the normal shared case, discard
   2269   1.7  christos      space for pc-relative relocs that have become local due to symbol
   2270   1.1     skrll      visibility changes.  */
   2271   1.3  christos 
   2272   1.1     skrll   if (bfd_link_pic (info))
   2273  1.13  christos     {
   2274   1.1     skrll       if (SYMBOL_CALLS_LOCAL (info, h))
   2275   1.1     skrll 	{
   2276   1.1     skrll 	  struct elf_dyn_relocs **pp;
   2277   1.1     skrll 
   2278   1.1     skrll 	  for (pp = &eh->dyn_relocs; (p = *pp) != NULL; )
   2279   1.1     skrll 	    {
   2280   1.1     skrll 	      p->count -= p->pc_count;
   2281   1.1     skrll 	      p->pc_count = 0;
   2282   1.1     skrll 	      if (p->count == 0)
   2283   1.1     skrll 		*pp = p->next;
   2284   1.1     skrll 	      else
   2285   1.1     skrll 		pp = &p->next;
   2286   1.1     skrll 	    }
   2287   1.1     skrll 	}
   2288  1.13  christos 
   2289   1.1     skrll       if (htab->is_vxworks)
   2290   1.1     skrll 	{
   2291   1.1     skrll 	  struct elf_dyn_relocs **pp;
   2292   1.1     skrll 
   2293   1.1     skrll 	  for (pp = &eh->dyn_relocs; (p = *pp) != NULL; )
   2294   1.1     skrll 	    {
   2295   1.1     skrll 	      if (strcmp (p->sec->output_section->name, ".tls_vars") == 0)
   2296   1.1     skrll 		*pp = p->next;
   2297   1.1     skrll 	      else
   2298   1.1     skrll 		pp = &p->next;
   2299   1.1     skrll 	    }
   2300  1.13  christos 	}
   2301   1.1     skrll 
   2302   1.1     skrll       /* Also discard relocs on undefined weak syms with non-default
   2303   1.1     skrll 	 visibility or in PIE.  */
   2304  1.13  christos       if (eh->dyn_relocs != NULL
   2305  1.13  christos 	  && h->root.type == bfd_link_hash_undefweak)
   2306  1.13  christos 	{
   2307  1.13  christos 	  /* An undefined weak symbol is never
   2308  1.13  christos 	     bound locally in a shared library.  */
   2309  1.13  christos 
   2310  1.13  christos 	  if (ELF_ST_VISIBILITY (h->other) != STV_DEFAULT
   2311  1.13  christos 	      || resolved_to_zero)
   2312  1.13  christos 	    {
   2313  1.13  christos 	      if (h->non_got_ref)
   2314  1.13  christos 		{
   2315  1.13  christos 		  /* Keep dynamic non-GOT/non-PLT relocation so that we
   2316  1.13  christos 		     can branch to 0 without PLT.  */
   2317  1.13  christos 		  struct elf_dyn_relocs **pp;
   2318  1.13  christos 
   2319  1.13  christos 		  for (pp = &eh->dyn_relocs; (p = *pp) != NULL;)
   2320  1.13  christos 		    if (p->pc_count == 0)
   2321  1.13  christos 		      *pp = p->next;
   2322  1.13  christos 		    else
   2323  1.13  christos 		      {
   2324  1.13  christos 			/* Remove other relocations.  */
   2325  1.13  christos 			p->count = p->pc_count;
   2326  1.13  christos 			pp = &p->next;
   2327  1.13  christos 		      }
   2328  1.13  christos 
   2329  1.13  christos 		  if (eh->dyn_relocs != NULL)
   2330  1.13  christos 		    {
   2331  1.13  christos 		      /* Make sure undefined weak symbols are output
   2332  1.13  christos 			 as dynamic symbols in PIEs for dynamic non-GOT
   2333  1.13  christos 			 non-PLT reloations.  */
   2334  1.13  christos 		      if (! bfd_elf_link_record_dynamic_symbol (info, h))
   2335  1.13  christos 			return FALSE;
   2336  1.13  christos 		    }
   2337  1.13  christos 		}
   2338   1.1     skrll 	      else
   2339   1.1     skrll 		eh->dyn_relocs = NULL;
   2340   1.1     skrll 	    }
   2341   1.1     skrll 
   2342   1.1     skrll 	  /* Make sure undefined weak symbols are output as a dynamic
   2343   1.1     skrll 	     symbol in PIEs.  */
   2344   1.1     skrll 	  else if (h->dynindx == -1
   2345   1.1     skrll 		   && !h->forced_local)
   2346   1.1     skrll 	    {
   2347   1.1     skrll 	      if (! bfd_elf_link_record_dynamic_symbol (info, h))
   2348   1.1     skrll 		return FALSE;
   2349   1.1     skrll 	    }
   2350   1.1     skrll 	}
   2351   1.1     skrll     }
   2352   1.1     skrll   else
   2353   1.1     skrll     {
   2354   1.1     skrll       /* For the non-shared case, discard space for relocs against
   2355  1.13  christos 	 symbols which turn out to need copy relocs or are not
   2356  1.13  christos 	 dynamic.  */
   2357  1.13  christos 
   2358   1.1     skrll       if ((!h->non_got_ref
   2359   1.1     skrll 	   || (h->root.type == bfd_link_hash_undefweak
   2360   1.1     skrll 	       && !resolved_to_zero))
   2361   1.1     skrll 	  && ((h->def_dynamic
   2362   1.1     skrll 	       && !h->def_regular)
   2363   1.1     skrll 	      || (htab->elf.dynamic_sections_created
   2364  1.14  christos 		  && (h->root.type == bfd_link_hash_undefweak
   2365  1.14  christos 		      || h->root.type == bfd_link_hash_undefined))))
   2366  1.13  christos 	{
   2367  1.14  christos 	  /* Undefined weak syms won't yet be marked as dynamic.  */
   2368  1.14  christos 	  if (h->root.type == bfd_link_hash_undefweak
   2369   1.1     skrll 	      && !resolved_to_zero
   2370   1.1     skrll 	      && h->dynindx == -1
   2371   1.1     skrll 	      && !h->forced_local)
   2372   1.1     skrll 	    {
   2373   1.1     skrll 	      if (! bfd_elf_link_record_dynamic_symbol (info, h))
   2374   1.1     skrll 		return FALSE;
   2375   1.1     skrll 	    }
   2376   1.1     skrll 
   2377   1.1     skrll 	  /* If that succeeded, we know we'll be keeping all the
   2378   1.1     skrll 	     relocs.  */
   2379   1.1     skrll 	  if (h->dynindx != -1)
   2380   1.1     skrll 	    goto keep;
   2381   1.1     skrll 	}
   2382   1.1     skrll 
   2383   1.1     skrll       eh->dyn_relocs = NULL;
   2384   1.1     skrll 
   2385   1.1     skrll     keep: ;
   2386   1.1     skrll     }
   2387   1.1     skrll 
   2388   1.1     skrll   /* Finally, allocate space.  */
   2389   1.1     skrll   for (p = eh->dyn_relocs; p != NULL; p = p->next)
   2390   1.1     skrll     {
   2391   1.1     skrll       asection *sreloc = elf_section_data (p->sec)->sreloc;
   2392   1.1     skrll       sreloc->size += p->count * SPARC_ELF_RELA_BYTES (htab);
   2393   1.1     skrll     }
   2394   1.1     skrll 
   2395   1.3  christos   return TRUE;
   2396   1.3  christos }
   2397   1.3  christos 
   2398   1.3  christos /* Allocate space in .plt, .got and associated reloc sections for
   2399   1.3  christos    local dynamic relocs.  */
   2400   1.3  christos 
   2401   1.3  christos static bfd_boolean
   2402   1.3  christos allocate_local_dynrelocs (void **slot, void *inf)
   2403   1.3  christos {
   2404   1.3  christos   struct elf_link_hash_entry *h
   2405   1.3  christos     = (struct elf_link_hash_entry *) *slot;
   2406   1.3  christos 
   2407   1.3  christos   if (h->type != STT_GNU_IFUNC
   2408   1.3  christos       || !h->def_regular
   2409   1.3  christos       || !h->ref_regular
   2410   1.3  christos       || !h->forced_local
   2411   1.3  christos       || h->root.type != bfd_link_hash_defined)
   2412   1.3  christos     abort ();
   2413   1.3  christos 
   2414  1.13  christos   return allocate_dynrelocs (h, inf);
   2415  1.13  christos }
   2416   1.1     skrll 
   2417   1.1     skrll /* Set DF_TEXTREL if we find any dynamic relocs that apply to
   2418  1.13  christos    read-only sections.  */
   2419   1.1     skrll 
   2420  1.13  christos static bfd_boolean
   2421  1.13  christos maybe_set_textrel (struct elf_link_hash_entry *h, void *info_p)
   2422  1.13  christos {
   2423  1.13  christos   asection *sec;
   2424   1.1     skrll 
   2425  1.13  christos   if (h->root.type == bfd_link_hash_indirect)
   2426  1.13  christos     return TRUE;
   2427   1.1     skrll 
   2428  1.13  christos   sec = readonly_dynrelocs (h);
   2429   1.1     skrll   if (sec != NULL)
   2430  1.13  christos     {
   2431  1.13  christos       struct bfd_link_info *info = (struct bfd_link_info *) info_p;
   2432  1.14  christos 
   2433  1.13  christos       info->flags |= DF_TEXTREL;
   2434   1.1     skrll       info->callbacks->minfo
   2435  1.13  christos 	(_("%pB: dynamic relocation against `%pT' in read-only section `%pA'\n"),
   2436  1.13  christos 	 sec->owner, h->root.root.string, sec);
   2437   1.1     skrll 
   2438   1.1     skrll       /* Not an error, just cut short the traversal.  */
   2439   1.1     skrll       return FALSE;
   2440   1.1     skrll     }
   2441   1.1     skrll   return TRUE;
   2442   1.1     skrll }
   2443   1.1     skrll 
   2444   1.1     skrll /* Return true if the dynamic symbol for a given section should be
   2445   1.1     skrll    omitted when creating a shared library.  */
   2446   1.1     skrll 
   2447   1.1     skrll bfd_boolean
   2448   1.1     skrll _bfd_sparc_elf_omit_section_dynsym (bfd *output_bfd,
   2449   1.1     skrll 				    struct bfd_link_info *info,
   2450   1.1     skrll 				    asection *p)
   2451   1.1     skrll {
   2452   1.1     skrll   /* We keep the .got section symbol so that explicit relocations
   2453   1.1     skrll      against the _GLOBAL_OFFSET_TABLE_ symbol emitted in PIC mode
   2454   1.1     skrll      can be turned into relocations against the .got symbol.  */
   2455  1.14  christos   if (strcmp (p->name, ".got") == 0)
   2456   1.1     skrll     return FALSE;
   2457   1.1     skrll 
   2458   1.1     skrll   return _bfd_elf_omit_section_dynsym_default (output_bfd, info, p);
   2459   1.1     skrll }
   2460   1.1     skrll 
   2461   1.1     skrll /* Set the sizes of the dynamic sections.  */
   2462   1.1     skrll 
   2463   1.1     skrll bfd_boolean
   2464   1.1     skrll _bfd_sparc_elf_size_dynamic_sections (bfd *output_bfd,
   2465   1.1     skrll 				      struct bfd_link_info *info)
   2466   1.1     skrll {
   2467   1.1     skrll   struct _bfd_sparc_elf_link_hash_table *htab;
   2468   1.1     skrll   bfd *dynobj;
   2469   1.1     skrll   asection *s;
   2470   1.3  christos   bfd *ibfd;
   2471   1.1     skrll 
   2472   1.1     skrll   htab = _bfd_sparc_elf_hash_table (info);
   2473   1.1     skrll   BFD_ASSERT (htab != NULL);
   2474   1.1     skrll   dynobj = htab->elf.dynobj;
   2475   1.1     skrll   BFD_ASSERT (dynobj != NULL);
   2476   1.1     skrll 
   2477   1.7  christos   if (elf_hash_table (info)->dynamic_sections_created)
   2478   1.1     skrll     {
   2479   1.6  christos       /* Set the contents of the .interp section to the interpreter.  */
   2480   1.1     skrll       if (bfd_link_executable (info) && !info->nointerp)
   2481   1.1     skrll 	{
   2482   1.1     skrll 	  s = bfd_get_linker_section (dynobj, ".interp");
   2483  1.13  christos 	  BFD_ASSERT (s != NULL);
   2484   1.1     skrll 	  s->size = htab->dynamic_interpreter_size;
   2485   1.1     skrll 	  s->contents = (unsigned char *) htab->dynamic_interpreter;
   2486   1.1     skrll 	  htab->interp = s;
   2487   1.1     skrll 	}
   2488   1.1     skrll     }
   2489   1.7  christos 
   2490   1.1     skrll   /* Set up .got offsets for local syms, and space for local dynamic
   2491   1.1     skrll      relocs.  */
   2492   1.1     skrll   for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link.next)
   2493   1.1     skrll     {
   2494   1.1     skrll       bfd_signed_vma *local_got;
   2495   1.1     skrll       bfd_signed_vma *end_local_got;
   2496   1.1     skrll       char *local_tls_type;
   2497   1.1     skrll       bfd_size_type locsymcount;
   2498   1.1     skrll       Elf_Internal_Shdr *symtab_hdr;
   2499   1.1     skrll       asection *srel;
   2500   1.1     skrll 
   2501   1.1     skrll       if (! is_sparc_elf (ibfd))
   2502   1.1     skrll 	continue;
   2503  1.13  christos 
   2504   1.1     skrll       for (s = ibfd->sections; s != NULL; s = s->next)
   2505   1.1     skrll 	{
   2506   1.1     skrll 	  struct elf_dyn_relocs *p;
   2507   1.1     skrll 
   2508   1.1     skrll 	  for (p = elf_section_data (s)->local_dynrel; p != NULL; p = p->next)
   2509   1.1     skrll 	    {
   2510   1.1     skrll 	      if (!bfd_is_abs_section (p->sec)
   2511   1.1     skrll 		  && bfd_is_abs_section (p->sec->output_section))
   2512   1.1     skrll 		{
   2513   1.1     skrll 		  /* Input section has been discarded, either because
   2514   1.1     skrll 		     it is a copy of a linkonce section or due to
   2515   1.1     skrll 		     linker script /DISCARD/, so we'll be discarding
   2516   1.1     skrll 		     the relocs too.  */
   2517   1.1     skrll 		}
   2518   1.1     skrll 	      else if (htab->is_vxworks
   2519   1.1     skrll 		       && strcmp (p->sec->output_section->name,
   2520   1.1     skrll 				  ".tls_vars") == 0)
   2521   1.1     skrll 		{
   2522   1.1     skrll 		  /* Relocations in vxworks .tls_vars sections are
   2523   1.1     skrll 		     handled specially by the loader.  */
   2524   1.1     skrll 		}
   2525   1.3  christos 	      else if (p->count != 0)
   2526   1.3  christos 		{
   2527   1.1     skrll 		  srel = elf_section_data (p->sec)->sreloc;
   2528   1.1     skrll 		  if (!htab->elf.dynamic_sections_created)
   2529  1.10  christos 		    srel = htab->elf.irelplt;
   2530  1.10  christos 		  srel->size += p->count * SPARC_ELF_RELA_BYTES (htab);
   2531  1.14  christos 		  if ((p->sec->output_section->flags & SEC_READONLY) != 0)
   2532  1.13  christos 		    {
   2533  1.10  christos 		      info->flags |= DF_TEXTREL;
   2534   1.1     skrll 		      info->callbacks->minfo (_("%pB: dynamic relocation in read-only section `%pA'\n"),
   2535   1.1     skrll 					      p->sec->owner, p->sec);
   2536   1.1     skrll 		    }
   2537   1.1     skrll 		}
   2538   1.1     skrll 	    }
   2539   1.1     skrll 	}
   2540   1.1     skrll 
   2541   1.1     skrll       local_got = elf_local_got_refcounts (ibfd);
   2542   1.1     skrll       if (!local_got)
   2543   1.1     skrll 	continue;
   2544   1.1     skrll 
   2545   1.1     skrll       symtab_hdr = &elf_symtab_hdr (ibfd);
   2546   1.3  christos       locsymcount = symtab_hdr->sh_info;
   2547   1.3  christos       end_local_got = local_got + locsymcount;
   2548   1.1     skrll       local_tls_type = _bfd_sparc_elf_local_got_tls_type (ibfd);
   2549   1.1     skrll       s = htab->elf.sgot;
   2550   1.1     skrll       srel = htab->elf.srelgot;
   2551   1.1     skrll       for (; local_got < end_local_got; ++local_got, ++local_tls_type)
   2552   1.1     skrll 	{
   2553   1.1     skrll 	  if (*local_got > 0)
   2554   1.1     skrll 	    {
   2555   1.1     skrll 	      *local_got = s->size;
   2556   1.7  christos 	      s->size += SPARC_ELF_WORD_BYTES (htab);
   2557   1.1     skrll 	      if (*local_tls_type == GOT_TLS_GD)
   2558   1.1     skrll 		s->size += SPARC_ELF_WORD_BYTES (htab);
   2559   1.1     skrll 	      if (bfd_link_pic (info)
   2560   1.1     skrll 		  || *local_tls_type == GOT_TLS_GD
   2561   1.1     skrll 		  || *local_tls_type == GOT_TLS_IE)
   2562   1.1     skrll 		srel->size += SPARC_ELF_RELA_BYTES (htab);
   2563   1.1     skrll 	    }
   2564   1.1     skrll 	  else
   2565   1.1     skrll 	    *local_got = (bfd_vma) -1;
   2566   1.1     skrll 	}
   2567   1.1     skrll     }
   2568   1.1     skrll 
   2569   1.1     skrll   if (htab->tls_ldm_got.refcount > 0)
   2570   1.3  christos     {
   2571   1.3  christos       /* Allocate 2 got entries and 1 dynamic reloc for
   2572   1.3  christos 	 R_SPARC_TLS_LDM_{HI22,LO10} relocs.  */
   2573   1.1     skrll       htab->tls_ldm_got.offset = htab->elf.sgot->size;
   2574   1.1     skrll       htab->elf.sgot->size += (2 * SPARC_ELF_WORD_BYTES (htab));
   2575   1.1     skrll       htab->elf.srelgot->size += SPARC_ELF_RELA_BYTES (htab);
   2576   1.1     skrll     }
   2577   1.1     skrll   else
   2578   1.1     skrll     htab->tls_ldm_got.offset = -1;
   2579   1.6  christos 
   2580   1.1     skrll   /* Allocate global sym .plt and .got entries, and space for global
   2581   1.3  christos      sym dynamic relocs.  */
   2582   1.3  christos   elf_link_hash_traverse (&htab->elf, allocate_dynrelocs, info);
   2583   1.3  christos 
   2584   1.1     skrll   /* Allocate .plt and .got entries, and space for local symbols.  */
   2585   1.1     skrll   htab_traverse (htab->loc_hash_table, allocate_local_dynrelocs, info);
   2586   1.1     skrll 
   2587   1.1     skrll   if (! ABI_64_P (output_bfd)
   2588   1.1     skrll       && !htab->is_vxworks
   2589   1.3  christos       && elf_hash_table (info)->dynamic_sections_created)
   2590   1.3  christos     {
   2591   1.1     skrll       /* Make space for the trailing nop in .plt.  */
   2592   1.1     skrll       if (htab->elf.splt->size > 0)
   2593   1.1     skrll 	htab->elf.splt->size += 1 * SPARC_INSN_BYTES;
   2594   1.1     skrll 
   2595   1.1     skrll       /* If the .got section is more than 0x1000 bytes, we add
   2596   1.1     skrll 	 0x1000 to the value of _GLOBAL_OFFSET_TABLE_, so that 13
   2597   1.3  christos 	 bit relocations have a greater chance of working.
   2598   1.1     skrll 
   2599   1.1     skrll 	 FIXME: Make this optimization work for 64-bit too.  */
   2600   1.1     skrll       if (htab->elf.sgot->size >= 0x1000
   2601   1.1     skrll 	  && elf_hash_table (info)->hgot->root.u.def.value == 0)
   2602   1.1     skrll 	elf_hash_table (info)->hgot->root.u.def.value = 0x1000;
   2603   1.1     skrll     }
   2604   1.1     skrll 
   2605   1.1     skrll   /* The check_relocs and adjust_dynamic_symbol entry points have
   2606   1.1     skrll      determined the sizes of the various dynamic sections.  Allocate
   2607   1.1     skrll      memory for them.  */
   2608   1.1     skrll   for (s = dynobj->sections; s != NULL; s = s->next)
   2609   1.1     skrll     {
   2610   1.3  christos       if ((s->flags & SEC_LINKER_CREATED) == 0)
   2611   1.3  christos 	continue;
   2612  1.13  christos 
   2613  1.13  christos       if (s == htab->elf.splt
   2614   1.3  christos 	  || s == htab->elf.sgot
   2615   1.3  christos 	  || s == htab->elf.sdynbss
   2616   1.1     skrll 	  || s == htab->elf.sdynrelro
   2617   1.1     skrll 	  || s == htab->elf.iplt
   2618   1.1     skrll 	  || s == htab->elf.sgotplt)
   2619   1.1     skrll 	{
   2620   1.1     skrll 	  /* Strip this section if we don't need it; see the
   2621   1.1     skrll 	     comment below.  */
   2622   1.1     skrll 	}
   2623   1.1     skrll       else if (CONST_STRNEQ (s->name, ".rela"))
   2624   1.1     skrll 	{
   2625   1.1     skrll 	  if (s->size != 0)
   2626   1.1     skrll 	    {
   2627   1.1     skrll 	      /* We use the reloc_count field as a counter if we need
   2628   1.1     skrll 		 to copy relocs into the output file.  */
   2629   1.1     skrll 	      s->reloc_count = 0;
   2630   1.1     skrll 	    }
   2631   1.1     skrll 	}
   2632   1.1     skrll       else
   2633   1.1     skrll 	{
   2634   1.1     skrll 	  /* It's not one of our sections.  */
   2635   1.1     skrll 	  continue;
   2636   1.1     skrll 	}
   2637   1.1     skrll 
   2638   1.1     skrll       if (s->size == 0)
   2639   1.1     skrll 	{
   2640   1.1     skrll 	  /* If we don't need this section, strip it from the
   2641   1.1     skrll 	     output file.  This is mostly to handle .rela.bss and
   2642   1.1     skrll 	     .rela.plt.  We must create both sections in
   2643   1.1     skrll 	     create_dynamic_sections, because they must be created
   2644   1.1     skrll 	     before the linker maps input sections to output
   2645   1.1     skrll 	     sections.  The linker does that before
   2646   1.1     skrll 	     adjust_dynamic_symbol is called, and it is that
   2647   1.1     skrll 	     function which decides whether anything needs to go
   2648   1.1     skrll 	     into these sections.  */
   2649   1.1     skrll 	  s->flags |= SEC_EXCLUDE;
   2650   1.1     skrll 	  continue;
   2651   1.1     skrll 	}
   2652   1.1     skrll 
   2653   1.1     skrll       if ((s->flags & SEC_HAS_CONTENTS) == 0)
   2654   1.1     skrll 	continue;
   2655   1.1     skrll 
   2656   1.1     skrll       /* Allocate memory for the section contents.  Zero the memory
   2657   1.1     skrll 	 for the benefit of .rela.plt, which has 4 unused entries
   2658   1.1     skrll 	 at the beginning, and we don't want garbage.  */
   2659   1.1     skrll       s->contents = (bfd_byte *) bfd_zalloc (dynobj, s->size);
   2660   1.1     skrll       if (s->contents == NULL)
   2661   1.1     skrll 	return FALSE;
   2662   1.1     skrll     }
   2663   1.1     skrll 
   2664   1.1     skrll   if (elf_hash_table (info)->dynamic_sections_created)
   2665   1.1     skrll     {
   2666   1.1     skrll       /* Add some entries to the .dynamic section.  We fill in the
   2667   1.1     skrll 	 values later, in _bfd_sparc_elf_finish_dynamic_sections, but we
   2668   1.1     skrll 	 must add the entries now so that we get the correct size for
   2669   1.1     skrll 	 the .dynamic section.  The DT_DEBUG entry is filled in by the
   2670   1.1     skrll 	 dynamic linker and used by the debugger.  */
   2671   1.7  christos #define add_dynamic_entry(TAG, VAL) \
   2672   1.1     skrll   _bfd_elf_add_dynamic_entry (info, TAG, VAL)
   2673   1.1     skrll 
   2674   1.1     skrll       if (bfd_link_executable (info))
   2675   1.1     skrll 	{
   2676   1.1     skrll 	  if (!add_dynamic_entry (DT_DEBUG, 0))
   2677   1.3  christos 	    return FALSE;
   2678   1.1     skrll 	}
   2679   1.1     skrll 
   2680   1.1     skrll       if (htab->elf.srelplt->size != 0)
   2681   1.1     skrll 	{
   2682   1.1     skrll 	  if (!add_dynamic_entry (DT_PLTGOT, 0)
   2683   1.1     skrll 	      || !add_dynamic_entry (DT_PLTRELSZ, 0)
   2684   1.1     skrll 	      || !add_dynamic_entry (DT_PLTREL, DT_RELA)
   2685   1.1     skrll 	      || !add_dynamic_entry (DT_JMPREL, 0))
   2686   1.1     skrll 	    return FALSE;
   2687   1.1     skrll 	}
   2688   1.1     skrll 
   2689   1.1     skrll       if (!add_dynamic_entry (DT_RELA, 0)
   2690   1.1     skrll 	  || !add_dynamic_entry (DT_RELASZ, 0)
   2691   1.1     skrll 	  || !add_dynamic_entry (DT_RELAENT,
   2692   1.1     skrll 				 SPARC_ELF_RELA_BYTES (htab)))
   2693   1.1     skrll 	return FALSE;
   2694   1.1     skrll 
   2695  1.13  christos       /* If any dynamic relocs apply to a read-only section,
   2696   1.1     skrll 	 then we need a DT_TEXTREL entry.  */
   2697   1.1     skrll       if ((info->flags & DF_TEXTREL) == 0)
   2698   1.1     skrll 	elf_link_hash_traverse (&htab->elf, maybe_set_textrel, info);
   2699   1.1     skrll 
   2700   1.1     skrll       if (info->flags & DF_TEXTREL)
   2701   1.1     skrll 	{
   2702   1.1     skrll 	  if (!add_dynamic_entry (DT_TEXTREL, 0))
   2703   1.1     skrll 	    return FALSE;
   2704   1.1     skrll 	}
   2705   1.1     skrll 
   2706   1.1     skrll       if (ABI_64_P (output_bfd))
   2707   1.1     skrll 	{
   2708   1.1     skrll 	  int reg;
   2709   1.1     skrll 	  struct _bfd_sparc_elf_app_reg * app_regs;
   2710   1.1     skrll 	  struct elf_strtab_hash *dynstr;
   2711   1.1     skrll 	  struct elf_link_hash_table *eht = elf_hash_table (info);
   2712   1.1     skrll 
   2713   1.1     skrll 	  /* Add dynamic STT_REGISTER symbols and corresponding DT_SPARC_REGISTER
   2714   1.1     skrll 	     entries if needed.  */
   2715   1.1     skrll 	  app_regs = _bfd_sparc_elf_hash_table (info)->app_regs;
   2716   1.1     skrll 	  dynstr = eht->dynstr;
   2717   1.1     skrll 
   2718   1.1     skrll 	  for (reg = 0; reg < 4; reg++)
   2719   1.1     skrll 	    if (app_regs [reg].name != NULL)
   2720   1.1     skrll 	      {
   2721   1.1     skrll 		struct elf_link_local_dynamic_entry *entry, *e;
   2722   1.1     skrll 
   2723   1.1     skrll 		if (!add_dynamic_entry (DT_SPARC_REGISTER, 0))
   2724   1.1     skrll 		  return FALSE;
   2725   1.1     skrll 
   2726   1.1     skrll 		entry = (struct elf_link_local_dynamic_entry *)
   2727   1.1     skrll 		  bfd_hash_allocate (&info->hash->table, sizeof (*entry));
   2728   1.1     skrll 		if (entry == NULL)
   2729   1.1     skrll 		  return FALSE;
   2730   1.1     skrll 
   2731   1.1     skrll 		/* We cheat here a little bit: the symbol will not be local, so we
   2732   1.1     skrll 		   put it at the end of the dynlocal linked list.  We will fix it
   2733   1.1     skrll 		   later on, as we have to fix other fields anyway.  */
   2734   1.1     skrll 		entry->isym.st_value = reg < 2 ? reg + 2 : reg + 4;
   2735   1.1     skrll 		entry->isym.st_size = 0;
   2736   1.1     skrll 		if (*app_regs [reg].name != '\0')
   2737   1.1     skrll 		  entry->isym.st_name
   2738   1.1     skrll 		    = _bfd_elf_strtab_add (dynstr, app_regs[reg].name, FALSE);
   2739   1.1     skrll 		else
   2740   1.1     skrll 		  entry->isym.st_name = 0;
   2741   1.1     skrll 		entry->isym.st_other = 0;
   2742   1.6  christos 		entry->isym.st_info = ELF_ST_INFO (app_regs [reg].bind,
   2743   1.1     skrll 						   STT_REGISTER);
   2744   1.1     skrll 		entry->isym.st_shndx = app_regs [reg].shndx;
   2745   1.1     skrll 		entry->isym.st_target_internal = 0;
   2746   1.1     skrll 		entry->next = NULL;
   2747   1.1     skrll 		entry->input_bfd = output_bfd;
   2748   1.1     skrll 		entry->input_indx = -1;
   2749   1.1     skrll 
   2750   1.1     skrll 		if (eht->dynlocal == NULL)
   2751   1.1     skrll 		  eht->dynlocal = entry;
   2752   1.1     skrll 		else
   2753   1.1     skrll 		  {
   2754   1.1     skrll 		    for (e = eht->dynlocal; e->next; e = e->next)
   2755   1.1     skrll 		      ;
   2756   1.1     skrll 		    e->next = entry;
   2757   1.1     skrll 		  }
   2758   1.1     skrll 		eht->dynsymcount++;
   2759   1.1     skrll 	      }
   2760   1.1     skrll 	}
   2761   1.1     skrll       if (htab->is_vxworks
   2762   1.1     skrll 	  && !elf_vxworks_add_dynamic_entries (output_bfd, info))
   2763   1.1     skrll 	return FALSE;
   2764   1.1     skrll     }
   2765   1.1     skrll #undef add_dynamic_entry
   2766   1.1     skrll 
   2767   1.1     skrll   return TRUE;
   2768   1.1     skrll }
   2769   1.1     skrll 
   2770   1.1     skrll bfd_boolean
   2772   1.1     skrll _bfd_sparc_elf_new_section_hook (bfd *abfd, asection *sec)
   2773   1.1     skrll {
   2774   1.1     skrll   if (!sec->used_by_bfd)
   2775   1.1     skrll     {
   2776   1.1     skrll       struct _bfd_sparc_elf_section_data *sdata;
   2777   1.1     skrll       bfd_size_type amt = sizeof (*sdata);
   2778   1.1     skrll 
   2779   1.1     skrll       sdata = bfd_zalloc (abfd, amt);
   2780   1.1     skrll       if (sdata == NULL)
   2781   1.1     skrll 	return FALSE;
   2782   1.1     skrll       sec->used_by_bfd = sdata;
   2783   1.1     skrll     }
   2784   1.1     skrll 
   2785   1.1     skrll   return _bfd_elf_new_section_hook (abfd, sec);
   2786   1.1     skrll }
   2787   1.1     skrll 
   2788   1.1     skrll bfd_boolean
   2789   1.1     skrll _bfd_sparc_elf_relax_section (bfd *abfd ATTRIBUTE_UNUSED,
   2790   1.7  christos 			      struct bfd_section *section,
   2791   1.3  christos 			      struct bfd_link_info *link_info ATTRIBUTE_UNUSED,
   2792   1.3  christos 			      bfd_boolean *again)
   2793   1.3  christos {
   2794   1.1     skrll   if (bfd_link_relocatable (link_info))
   2795   1.1     skrll     (*link_info->callbacks->einfo)
   2796   1.1     skrll       (_("%P%F: --relax and -r may not be used together\n"));
   2797   1.1     skrll 
   2798   1.1     skrll   *again = FALSE;
   2799   1.1     skrll   sec_do_relax (section) = 1;
   2800   1.1     skrll   return TRUE;
   2801   1.1     skrll }
   2802   1.1     skrll 
   2803   1.1     skrll /* Return the base VMA address which should be subtracted from real addresses
   2805   1.1     skrll    when resolving @dtpoff relocation.
   2806   1.1     skrll    This is PT_TLS segment p_vaddr.  */
   2807   1.1     skrll 
   2808   1.1     skrll static bfd_vma
   2809   1.1     skrll dtpoff_base (struct bfd_link_info *info)
   2810   1.1     skrll {
   2811   1.1     skrll   /* If tls_sec is NULL, we should have signalled an error already.  */
   2812   1.1     skrll   if (elf_hash_table (info)->tls_sec == NULL)
   2813   1.1     skrll     return 0;
   2814   1.1     skrll   return elf_hash_table (info)->tls_sec->vma;
   2815   1.1     skrll }
   2816   1.1     skrll 
   2817   1.1     skrll /* Return the relocation value for @tpoff relocation
   2818   1.1     skrll    if STT_TLS virtual address is ADDRESS.  */
   2819   1.3  christos 
   2820   1.3  christos static bfd_vma
   2821   1.1     skrll tpoff (struct bfd_link_info *info, bfd_vma address)
   2822   1.1     skrll {
   2823   1.1     skrll   struct elf_link_hash_table *htab = elf_hash_table (info);
   2824   1.1     skrll   const struct elf_backend_data *bed = get_elf_backend_data (info->output_bfd);
   2825   1.3  christos   bfd_vma static_tls_size;
   2826   1.3  christos 
   2827   1.3  christos   /* If tls_sec is NULL, we should have signalled an error already.  */
   2828   1.3  christos   if (htab->tls_sec == NULL)
   2829   1.3  christos     return 0;
   2830   1.3  christos 
   2831   1.3  christos   /* Consider special static TLS alignment requirements.  */
   2832   1.3  christos   static_tls_size = BFD_ALIGN (htab->tls_size, bed->static_tls_alignment);
   2833   1.3  christos   return address - static_tls_size - htab->tls_sec->vma;
   2834   1.3  christos }
   2835   1.3  christos 
   2836   1.3  christos /* Return the relocation value for a %gdop relocation.  */
   2837   1.3  christos 
   2838   1.3  christos static bfd_vma
   2839   1.3  christos gdopoff (struct bfd_link_info *info, bfd_vma address)
   2840   1.3  christos {
   2841   1.3  christos   struct elf_link_hash_table *htab = elf_hash_table (info);
   2842   1.3  christos   bfd_vma got_base;
   2843   1.3  christos 
   2844   1.1     skrll   got_base = (htab->hgot->root.u.def.value
   2845   1.1     skrll 	      + htab->hgot->root.u.def.section->output_offset
   2846  1.13  christos 	      + htab->hgot->root.u.def.section->output_section->vma);
   2847  1.13  christos 
   2848  1.13  christos   return address - got_base;
   2849  1.13  christos }
   2850  1.13  christos 
   2851  1.13  christos /* Return whether H is local and its ADDRESS is within 4G of
   2852  1.13  christos    _GLOBAL_OFFSET_TABLE_ and thus the offset may be calculated by a
   2853  1.13  christos    sethi, xor sequence.  */
   2854  1.13  christos 
   2855  1.13  christos static bfd_boolean
   2856  1.13  christos gdop_relative_offset_ok (struct bfd_link_info *info,
   2857  1.13  christos 			 struct elf_link_hash_entry *h,
   2858  1.13  christos 			 bfd_vma address ATTRIBUTE_UNUSED)
   2859  1.13  christos {
   2860  1.13  christos   if (!SYMBOL_REFERENCES_LOCAL (info, h))
   2861  1.13  christos     return FALSE;
   2862  1.13  christos   /* If H is undefined, ADDRESS will be zero.  We can't allow a
   2863  1.13  christos      relative offset to "zero" when producing PIEs or shared libs.
   2864  1.13  christos      Note that to get here with an undefined symbol it must also be
   2865  1.13  christos      hidden or internal visibility.  */
   2866  1.13  christos   if (bfd_link_pic (info)
   2867  1.13  christos       && h != NULL
   2868  1.13  christos       && (h->root.type == bfd_link_hash_undefweak
   2869  1.13  christos 	  || h->root.type == bfd_link_hash_undefined))
   2870  1.13  christos     return FALSE;
   2871  1.13  christos #ifdef BFD64
   2872  1.13  christos   return gdopoff (info, address) + ((bfd_vma) 1 << 32) < (bfd_vma) 2 << 32;
   2873   1.1     skrll #else
   2874   1.1     skrll   return TRUE;
   2875   1.1     skrll #endif
   2876   1.1     skrll }
   2877   1.1     skrll 
   2878   1.1     skrll /* Relocate a SPARC ELF section.  */
   2879   1.1     skrll 
   2880   1.1     skrll bfd_boolean
   2881   1.1     skrll _bfd_sparc_elf_relocate_section (bfd *output_bfd,
   2882   1.1     skrll 				 struct bfd_link_info *info,
   2883   1.1     skrll 				 bfd *input_bfd,
   2884   1.1     skrll 				 asection *input_section,
   2885   1.1     skrll 				 bfd_byte *contents,
   2886   1.1     skrll 				 Elf_Internal_Rela *relocs,
   2887   1.1     skrll 				 Elf_Internal_Sym *local_syms,
   2888   1.1     skrll 				 asection **local_sections)
   2889   1.1     skrll {
   2890   1.1     skrll   struct _bfd_sparc_elf_link_hash_table *htab;
   2891   1.1     skrll   Elf_Internal_Shdr *symtab_hdr;
   2892   1.1     skrll   struct elf_link_hash_entry **sym_hashes;
   2893   1.1     skrll   bfd_vma *local_got_offsets;
   2894   1.1     skrll   bfd_vma got_base;
   2895   1.1     skrll   asection *sreloc;
   2896   1.1     skrll   Elf_Internal_Rela *rel;
   2897   1.3  christos   Elf_Internal_Rela *relend;
   2898   1.1     skrll   int num_relocs;
   2899   1.1     skrll   bfd_boolean is_vxworks_tls;
   2900   1.1     skrll 
   2901   1.1     skrll   htab = _bfd_sparc_elf_hash_table (info);
   2902   1.1     skrll   BFD_ASSERT (htab != NULL);
   2903   1.1     skrll   symtab_hdr = &elf_symtab_hdr (input_bfd);
   2904   1.1     skrll   sym_hashes = elf_sym_hashes (input_bfd);
   2905   1.1     skrll   local_got_offsets = elf_local_got_offsets (input_bfd);
   2906   1.1     skrll 
   2907   1.1     skrll   if (elf_hash_table (info)->hgot == NULL)
   2908   1.1     skrll     got_base = 0;
   2909   1.1     skrll   else
   2910   1.7  christos     got_base = elf_hash_table (info)->hgot->root.u.def.value;
   2911   1.1     skrll 
   2912   1.1     skrll   sreloc = elf_section_data (input_section)->sreloc;
   2913   1.1     skrll   /* We have to handle relocations in vxworks .tls_vars sections
   2914   1.1     skrll      specially, because the dynamic loader is 'weird'.  */
   2915   1.1     skrll   is_vxworks_tls = (htab->is_vxworks && bfd_link_pic (info)
   2916   1.3  christos 		    && !strcmp (input_section->output_section->name,
   2917   1.1     skrll 				".tls_vars"));
   2918   1.1     skrll 
   2919   1.1     skrll   rel = relocs;
   2920   1.1     skrll   if (ABI_64_P (output_bfd))
   2921   1.1     skrll     num_relocs = NUM_SHDR_ENTRIES (_bfd_elf_single_rel_hdr (input_section));
   2922   1.1     skrll   else
   2923   1.1     skrll     num_relocs = input_section->reloc_count;
   2924   1.1     skrll   relend = relocs + num_relocs;
   2925   1.1     skrll   for (; rel < relend; rel++)
   2926  1.13  christos     {
   2927   1.1     skrll       int r_type, tls_type;
   2928   1.1     skrll       reloc_howto_type *howto;
   2929   1.1     skrll       unsigned long r_symndx;
   2930   1.1     skrll       struct elf_link_hash_entry *h;
   2931   1.1     skrll       struct _bfd_sparc_elf_link_hash_entry *eh;
   2932   1.1     skrll       Elf_Internal_Sym *sym;
   2933  1.13  christos       asection *sec;
   2934  1.13  christos       bfd_vma relocation, off;
   2935   1.1     skrll       bfd_reloc_status_type r;
   2936   1.1     skrll       bfd_boolean is_plt = FALSE;
   2937   1.1     skrll       bfd_boolean unresolved_reloc;
   2938   1.1     skrll       bfd_boolean resolved_to_zero;
   2939   1.1     skrll       bfd_boolean relative_reloc;
   2940   1.1     skrll 
   2941   1.1     skrll       r_type = SPARC_ELF_R_TYPE (rel->r_info);
   2942   1.1     skrll       if (r_type == R_SPARC_GNU_VTINHERIT
   2943   1.1     skrll 	  || r_type == R_SPARC_GNU_VTENTRY)
   2944   1.1     skrll 	continue;
   2945   1.1     skrll 
   2946  1.14  christos       if (r_type < 0 || r_type >= (int) R_SPARC_max_std)
   2947   1.1     skrll 	{
   2948   1.1     skrll 	  bfd_set_error (bfd_error_bad_value);
   2949   1.1     skrll 	  return FALSE;
   2950   1.1     skrll 	}
   2951   1.1     skrll 
   2952   1.1     skrll       howto = _bfd_sparc_elf_howto_table + r_type;
   2953   1.1     skrll       r_symndx = SPARC_ELF_R_SYMNDX (htab, rel->r_info);
   2954   1.1     skrll       h = NULL;
   2955   1.1     skrll       sym = NULL;
   2956   1.1     skrll       sec = NULL;
   2957   1.1     skrll       unresolved_reloc = FALSE;
   2958   1.3  christos       if (r_symndx < symtab_hdr->sh_info)
   2959   1.7  christos 	{
   2960   1.3  christos 	  sym = local_syms + r_symndx;
   2961   1.3  christos 	  sec = local_sections[r_symndx];
   2962   1.3  christos 	  relocation = _bfd_elf_rela_local_sym (output_bfd, sym, &sec, rel);
   2963   1.3  christos 
   2964   1.3  christos 	  if (!bfd_link_relocatable (info)
   2965   1.3  christos 	      && ELF_ST_TYPE (sym->st_info) == STT_GNU_IFUNC)
   2966   1.3  christos 	    {
   2967   1.3  christos 	      /* Relocate against local STT_GNU_IFUNC symbol.  */
   2968   1.7  christos 	      h = elf_sparc_get_local_sym_hash (htab, input_bfd,
   2969   1.3  christos 						rel, FALSE);
   2970   1.3  christos 	      if (h == NULL)
   2971   1.3  christos 		abort ();
   2972   1.1     skrll 
   2973   1.1     skrll 	      /* Set STT_GNU_IFUNC symbol value.  */
   2974   1.1     skrll 	      h->root.u.def.value = sym->st_value;
   2975   1.7  christos 	      h->root.u.def.section = sec;
   2976   1.1     skrll 	    }
   2977   1.1     skrll 	}
   2978   1.1     skrll       else
   2979   1.1     skrll 	{
   2980   1.7  christos 	  bfd_boolean warned, ignored;
   2981   1.1     skrll 
   2982   1.1     skrll 	  RELOC_FOR_GLOBAL_SYMBOL (info, input_bfd, input_section, rel,
   2983   1.1     skrll 				   r_symndx, symtab_hdr, sym_hashes,
   2984   1.1     skrll 				   h, sec, relocation,
   2985   1.1     skrll 				   unresolved_reloc, warned, ignored);
   2986   1.1     skrll 	  if (warned)
   2987   1.1     skrll 	    {
   2988   1.1     skrll 	      /* To avoid generating warning messages about truncated
   2989   1.1     skrll 		 relocations, set the relocation's address to be the same as
   2990   1.1     skrll 		 the start of this section.  */
   2991   1.1     skrll 	      if (input_section->output_section != NULL)
   2992   1.1     skrll 		relocation = input_section->output_section->vma;
   2993   1.6  christos 	      else
   2994   1.3  christos 		relocation = 0;
   2995   1.6  christos 	    }
   2996   1.1     skrll 	}
   2997   1.7  christos 
   2998   1.1     skrll       if (sec != NULL && discarded_section (sec))
   2999   1.1     skrll 	RELOC_AGAINST_DISCARDED_SECTION (info, input_bfd, input_section,
   3000   1.3  christos 					 rel, 1, relend, howto, 0, contents);
   3001   1.3  christos 
   3002   1.3  christos       if (bfd_link_relocatable (info))
   3003   1.3  christos 	continue;
   3004   1.3  christos 
   3005   1.3  christos       if (h != NULL
   3006   1.3  christos 	  && h->type == STT_GNU_IFUNC
   3007   1.3  christos 	  && h->def_regular)
   3008   1.3  christos 	{
   3009  1.14  christos 	  asection *plt_sec;
   3010  1.14  christos 	  const char *name;
   3011  1.14  christos 
   3012  1.14  christos 	  if ((input_section->flags & SEC_ALLOC) == 0
   3013  1.14  christos 	      || h->plt.offset == (bfd_vma) -1)
   3014  1.14  christos 	    {
   3015  1.14  christos 	      /* If this is a SHT_NOTE section without SHF_ALLOC, treat
   3016   1.3  christos 	         STT_GNU_IFUNC symbol as STT_FUNC.  */
   3017   1.3  christos 	      if (elf_section_type (input_section) == SHT_NOTE)
   3018   1.3  christos 		goto skip_ifunc;
   3019   1.3  christos 	      abort ();
   3020   1.3  christos 	    }
   3021   1.3  christos 
   3022   1.3  christos 	  plt_sec = htab->elf.splt;
   3023   1.3  christos 	  if (! plt_sec)
   3024   1.3  christos 	    plt_sec =htab->elf.iplt;
   3025   1.3  christos 
   3026   1.3  christos 	  switch (r_type)
   3027   1.3  christos 	    {
   3028   1.3  christos 	    case R_SPARC_GOTDATA_OP:
   3029   1.3  christos 	      continue;
   3030   1.3  christos 
   3031   1.3  christos 	    case R_SPARC_GOTDATA_OP_HIX22:
   3032   1.3  christos 	    case R_SPARC_GOTDATA_OP_LOX10:
   3033   1.3  christos 	      r_type = (r_type == R_SPARC_GOTDATA_OP_HIX22
   3034   1.3  christos 			? R_SPARC_GOT22
   3035   1.3  christos 			: R_SPARC_GOT10);
   3036   1.3  christos 	      howto = _bfd_sparc_elf_howto_table + r_type;
   3037   1.3  christos 	      /* Fall through.  */
   3038   1.3  christos 
   3039   1.3  christos 	    case R_SPARC_GOT10:
   3040   1.3  christos 	    case R_SPARC_GOT13:
   3041   1.3  christos 	    case R_SPARC_GOT22:
   3042   1.3  christos 	      if (htab->elf.sgot == NULL)
   3043   1.3  christos 		abort ();
   3044   1.3  christos 	      off = h->got.offset;
   3045   1.3  christos 	      if (off == (bfd_vma) -1)
   3046   1.3  christos 		abort();
   3047   1.3  christos 	      relocation = htab->elf.sgot->output_offset + off - got_base;
   3048   1.3  christos 	      goto do_relocation;
   3049   1.3  christos 
   3050   1.3  christos 	    case R_SPARC_WPLT30:
   3051   1.3  christos 	    case R_SPARC_WDISP30:
   3052   1.3  christos 	      relocation = (plt_sec->output_section->vma
   3053   1.7  christos 			    + plt_sec->output_offset + h->plt.offset);
   3054   1.3  christos 	      goto do_relocation;
   3055   1.3  christos 
   3056   1.3  christos 	    case R_SPARC_32:
   3057   1.3  christos 	    case R_SPARC_64:
   3058   1.3  christos 	      if (bfd_link_pic (info) && h->non_got_ref)
   3059   1.3  christos 		{
   3060   1.3  christos 		  Elf_Internal_Rela outrel;
   3061   1.3  christos 		  bfd_vma offset;
   3062   1.3  christos 
   3063   1.3  christos 		  offset = _bfd_elf_section_offset (output_bfd, info,
   3064   1.3  christos 						    input_section,
   3065   1.3  christos 						    rel->r_offset);
   3066   1.3  christos 		  if (offset == (bfd_vma) -1
   3067   1.3  christos 		      || offset == (bfd_vma) -2)
   3068   1.3  christos 		    abort();
   3069   1.3  christos 
   3070   1.3  christos 		  outrel.r_offset = (input_section->output_section->vma
   3071   1.7  christos 				     + input_section->output_offset
   3072   1.3  christos 				     + offset);
   3073   1.3  christos 
   3074   1.3  christos 		  if (h->dynindx == -1
   3075   1.3  christos 		      || h->forced_local
   3076   1.3  christos 		      || bfd_link_executable (info))
   3077   1.3  christos 		    {
   3078   1.3  christos 		      outrel.r_info = SPARC_ELF_R_INFO (htab, NULL,
   3079   1.3  christos 							0, R_SPARC_IRELATIVE);
   3080   1.3  christos 		      outrel.r_addend = relocation + rel->r_addend;
   3081   1.3  christos 		    }
   3082   1.3  christos 		  else
   3083   1.3  christos 		    {
   3084   1.3  christos 		      if (h->dynindx == -1)
   3085   1.3  christos 			abort();
   3086   1.3  christos 		      outrel.r_info = SPARC_ELF_R_INFO (htab, rel, h->dynindx, r_type);
   3087   1.3  christos 		      outrel.r_addend = rel->r_addend;
   3088   1.3  christos 		    }
   3089   1.3  christos 
   3090   1.3  christos 		  sparc_elf_append_rela (output_bfd, sreloc, &outrel);
   3091   1.3  christos 		  continue;
   3092   1.3  christos 		}
   3093   1.3  christos 
   3094   1.3  christos 	      relocation = (plt_sec->output_section->vma
   3095   1.3  christos 			    + plt_sec->output_offset + h->plt.offset);
   3096   1.7  christos 	      goto do_relocation;
   3097   1.3  christos 
   3098   1.3  christos 	    case R_SPARC_HI22:
   3099   1.3  christos 	    case R_SPARC_LO10:
   3100   1.3  christos 	      /* We should only see such relocs in static links.  */
   3101   1.3  christos 	      if (bfd_link_pic (info))
   3102   1.3  christos 		abort();
   3103   1.3  christos 	      relocation = (plt_sec->output_section->vma
   3104   1.3  christos 			    + plt_sec->output_offset + h->plt.offset);
   3105   1.3  christos 	      goto do_relocation;
   3106   1.3  christos 
   3107   1.3  christos 	    default:
   3108  1.13  christos 	      if (h->root.root.string)
   3109  1.13  christos 		name = h->root.root.string;
   3110  1.14  christos 	      else
   3111   1.3  christos 		name = bfd_elf_sym_name (input_bfd, symtab_hdr, sym,
   3112   1.3  christos 					 NULL);
   3113   1.3  christos 	      _bfd_error_handler
   3114   1.3  christos 		/* xgettext:c-format */
   3115   1.3  christos 		(_("%pB: relocation %s against STT_GNU_IFUNC "
   3116   1.3  christos 		   "symbol `%s' isn't handled by %s"), input_bfd,
   3117   1.3  christos 		 _bfd_sparc_elf_howto_table[r_type].name,
   3118   1.3  christos 		 name, __FUNCTION__);
   3119  1.14  christos 	      bfd_set_error (bfd_error_bad_value);
   3120  1.13  christos 	      return FALSE;
   3121  1.14  christos 	    }
   3122  1.13  christos 	}
   3123   1.1     skrll 
   3124   1.1     skrll     skip_ifunc:
   3125   1.1     skrll       eh = (struct _bfd_sparc_elf_link_hash_entry *) h;
   3126   1.1     skrll       resolved_to_zero = eh && UNDEFINED_WEAK_RESOLVED_TO_ZERO (info, eh);
   3127  1.13  christos 
   3128  1.13  christos       switch (r_type)
   3129  1.13  christos 	{
   3130  1.13  christos 	case R_SPARC_GOTDATA_OP_HIX22:
   3131  1.13  christos 	case R_SPARC_GOTDATA_OP_LOX10:
   3132  1.13  christos 	  if (gdop_relative_offset_ok (info, h, relocation))
   3133  1.13  christos 	    {
   3134   1.3  christos 	      r_type = (r_type == R_SPARC_GOTDATA_OP_HIX22
   3135   1.3  christos 			? R_SPARC_GOTDATA_HIX22
   3136   1.3  christos 			: R_SPARC_GOTDATA_LOX10);
   3137  1.13  christos 	      howto = _bfd_sparc_elf_howto_table + r_type;
   3138   1.3  christos 	    }
   3139   1.3  christos 	  break;
   3140   1.3  christos 
   3141   1.3  christos 	case R_SPARC_GOTDATA_OP:
   3142   1.3  christos 	  if (gdop_relative_offset_ok (info, h, relocation))
   3143   1.3  christos 	    {
   3144  1.14  christos 	      bfd_vma insn = bfd_get_32 (input_bfd, contents + rel->r_offset);
   3145  1.14  christos 
   3146  1.14  christos 	      /* {ld,ldx} [%rs1 + %rs2], %rd --> add %rs1, %rs2, %rd */
   3147  1.14  christos 	      relocation = 0x80000000 | (insn & 0x3e07c01f);
   3148  1.14  christos 	      bfd_put_32 (output_bfd, relocation, contents + rel->r_offset);
   3149  1.14  christos 
   3150  1.14  christos 	      /* If the symbol is global but not dynamic, an .rela.* slot has
   3151  1.14  christos 		 been allocated for it in the GOT so output R_SPARC_NONE here,
   3152  1.14  christos 		 if it isn't also subject to another, old-style GOT relocation.
   3153  1.14  christos 		 See also the handling of these GOT relocations just below.  */
   3154  1.14  christos 	      if (h != NULL
   3155  1.14  christos 		  && h->dynindx == -1
   3156  1.14  christos 		  && !h->forced_local
   3157  1.14  christos 		  && h->root.type != bfd_link_hash_undefweak
   3158  1.14  christos 		  && !eh->has_old_style_got_reloc
   3159  1.14  christos 		  && (h->got.offset & 1) == 0
   3160  1.14  christos 		  && bfd_link_pic (info))
   3161  1.14  christos 		{
   3162  1.14  christos 		  asection *s = htab->elf.srelgot;
   3163  1.14  christos 		  Elf_Internal_Rela outrel;
   3164  1.14  christos 
   3165  1.14  christos 		  BFD_ASSERT (s != NULL);
   3166   1.3  christos 
   3167   1.3  christos 		  memset (&outrel, 0, sizeof outrel);
   3168   1.3  christos 		  sparc_elf_append_rela (output_bfd, s, &outrel);
   3169   1.3  christos 		  h->got.offset |= 1;
   3170   1.3  christos 		}
   3171   1.3  christos 	    }
   3172   1.3  christos 	  continue;
   3173   1.3  christos 	}
   3174   1.3  christos 
   3175   1.3  christos       switch (r_type)
   3176   1.1     skrll 	{
   3177  1.13  christos 	case R_SPARC_GOTDATA_HIX22:
   3178  1.13  christos 	case R_SPARC_GOTDATA_LOX10:
   3179   1.1     skrll 	  relocation = gdopoff (info, relocation);
   3180   1.1     skrll 	  break;
   3181   1.1     skrll 
   3182   1.1     skrll 	case R_SPARC_GOTDATA_OP_HIX22:
   3183   1.1     skrll 	case R_SPARC_GOTDATA_OP_LOX10:
   3184   1.3  christos 	case R_SPARC_GOT10:
   3185   1.1     skrll 	case R_SPARC_GOT13:
   3186   1.1     skrll 	case R_SPARC_GOT22:
   3187  1.13  christos 	  /* Relocation is to the entry for this symbol in the global
   3188   1.1     skrll 	     offset table.  */
   3189   1.1     skrll 	  if (htab->elf.sgot == NULL)
   3190   1.1     skrll 	    abort ();
   3191   1.1     skrll 
   3192   1.1     skrll 	  relative_reloc = FALSE;
   3193   1.1     skrll 	  if (h != NULL)
   3194   1.1     skrll 	    {
   3195   1.1     skrll 	      bfd_boolean dyn;
   3196   1.7  christos 
   3197   1.7  christos 	      off = h->got.offset;
   3198   1.7  christos 	      BFD_ASSERT (off != (bfd_vma) -1);
   3199   1.7  christos 	      dyn = elf_hash_table (info)->dynamic_sections_created;
   3200   1.3  christos 
   3201   1.1     skrll 	      if (! WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn,
   3202   1.1     skrll 						     bfd_link_pic (info),
   3203   1.1     skrll 						     h)
   3204   1.1     skrll 		  || (bfd_link_pic (info)
   3205   1.1     skrll 		      && SYMBOL_REFERENCES_LOCAL (info, h)))
   3206   1.1     skrll 		{
   3207   1.1     skrll 		  /* This is actually a static link, or it is a
   3208   1.1     skrll 		     -Bsymbolic link and the symbol is defined
   3209   1.1     skrll 		     locally, or the symbol was forced to be local
   3210   1.1     skrll 		     because of a version file.  We must initialize
   3211   1.1     skrll 		     this entry in the global offset table.  Since the
   3212   1.1     skrll 		     offset must always be a multiple of 8 for 64-bit
   3213   1.1     skrll 		     and 4 for 32-bit, we use the least significant bit
   3214   1.1     skrll 		     to record whether we have initialized it already.
   3215   1.1     skrll 
   3216   1.1     skrll 		     When doing a dynamic link, we create a .rela.got
   3217   1.1     skrll 		     relocation entry to initialize the value.  This
   3218  1.14  christos 		     is done in the finish_dynamic_symbol routine.  */
   3219  1.14  christos 		  if ((off & 1) != 0)
   3220  1.13  christos 		    off &= ~1;
   3221  1.13  christos 		  else
   3222  1.13  christos 		    {
   3223  1.13  christos 		      /* If this symbol isn't dynamic in PIC mode, treat it
   3224  1.14  christos 			 like a local symbol in PIC mode below.  */
   3225  1.13  christos 		      if (h->dynindx == -1
   3226  1.13  christos 			  && !h->forced_local
   3227  1.13  christos 			  && h->root.type != bfd_link_hash_undefweak
   3228   1.1     skrll 			  && bfd_link_pic (info))
   3229   1.1     skrll 			relative_reloc = TRUE;
   3230   1.1     skrll 		      else
   3231   1.1     skrll 			SPARC_ELF_PUT_WORD (htab, output_bfd, relocation,
   3232   1.1     skrll 					    htab->elf.sgot->contents + off);
   3233   1.1     skrll 		      h->got.offset |= 1;
   3234   1.1     skrll 		    }
   3235   1.1     skrll 		}
   3236   1.1     skrll 	      else
   3237   1.1     skrll 		unresolved_reloc = FALSE;
   3238   1.1     skrll 	    }
   3239   1.1     skrll 	  else
   3240   1.1     skrll 	    {
   3241   1.1     skrll 	      BFD_ASSERT (local_got_offsets != NULL
   3242   1.1     skrll 			  && local_got_offsets[r_symndx] != (bfd_vma) -1);
   3243   1.1     skrll 
   3244   1.1     skrll 	      off = local_got_offsets[r_symndx];
   3245   1.1     skrll 
   3246   1.1     skrll 	      /* The offset must always be a multiple of 8 on 64-bit and
   3247   1.1     skrll 		 4 on 32-bit.  We use the least significant bit to record
   3248  1.14  christos 		 whether we have already processed this entry.  */
   3249  1.14  christos 	      if ((off & 1) != 0)
   3250  1.13  christos 		off &= ~1;
   3251  1.13  christos 	      else
   3252  1.13  christos 		{
   3253  1.13  christos 		  /* For a local symbol in PIC mode, we need to generate a
   3254  1.13  christos 		     R_SPARC_RELATIVE reloc for the dynamic linker.  */
   3255  1.13  christos 		  if (bfd_link_pic (info))
   3256  1.13  christos 		    relative_reloc = TRUE;
   3257  1.13  christos 		  else
   3258   1.1     skrll 		    SPARC_ELF_PUT_WORD (htab, output_bfd, relocation,
   3259  1.13  christos 					htab->elf.sgot->contents + off);
   3260  1.13  christos 		  local_got_offsets[r_symndx] |= 1;
   3261  1.14  christos 		}
   3262  1.13  christos 	    }
   3263   1.1     skrll 
   3264  1.13  christos 	  if (relative_reloc)
   3265   1.1     skrll 	    {
   3266  1.13  christos 	      asection *s = htab->elf.srelgot;
   3267  1.13  christos 	      Elf_Internal_Rela outrel;
   3268  1.13  christos 
   3269  1.13  christos 	      BFD_ASSERT (s != NULL);
   3270  1.13  christos 
   3271  1.13  christos 	      outrel.r_offset = (htab->elf.sgot->output_section->vma
   3272  1.13  christos 				 + htab->elf.sgot->output_offset
   3273  1.13  christos 				 + off);
   3274  1.13  christos 	      outrel.r_info = SPARC_ELF_R_INFO (htab, NULL,
   3275  1.13  christos 						0, R_SPARC_RELATIVE);
   3276  1.13  christos 	      outrel.r_addend = relocation;
   3277  1.13  christos 	      sparc_elf_append_rela (output_bfd, s, &outrel);
   3278  1.13  christos 	      /* Versions of glibc ld.so at least up to 2.26 wrongly
   3279  1.13  christos 		 add the section contents to the value calculated for
   3280   1.1     skrll 		 a RELATIVE reloc.  Zero the contents to work around
   3281  1.13  christos 		 this bug.  */
   3282   1.3  christos 	      relocation = 0;
   3283   1.1     skrll 	      SPARC_ELF_PUT_WORD (htab, output_bfd, relocation,
   3284   1.1     skrll 				  htab->elf.sgot->contents + off);
   3285   1.1     skrll 	    }
   3286   1.1     skrll 
   3287   1.1     skrll 	  relocation = htab->elf.sgot->output_offset + off - got_base;
   3288   1.1     skrll 	  break;
   3289   1.1     skrll 
   3290   1.1     skrll 	case R_SPARC_PLT32:
   3291   1.1     skrll 	case R_SPARC_PLT64:
   3292   1.1     skrll 	  if (h == NULL || h->plt.offset == (bfd_vma) -1)
   3293   1.1     skrll 	    {
   3294   1.1     skrll 	      r_type = (r_type == R_SPARC_PLT32) ? R_SPARC_32 : R_SPARC_64;
   3295   1.1     skrll 	      goto r_sparc_plt32;
   3296   1.1     skrll 	    }
   3297   1.1     skrll 	  /* Fall through.  */
   3298   1.1     skrll 
   3299   1.1     skrll 	case R_SPARC_WPLT30:
   3300   1.1     skrll 	case R_SPARC_HIPLT22:
   3301   1.1     skrll 	case R_SPARC_LOPLT10:
   3302   1.1     skrll 	case R_SPARC_PCPLT32:
   3303   1.1     skrll 	case R_SPARC_PCPLT22:
   3304   1.1     skrll 	case R_SPARC_PCPLT10:
   3305   1.1     skrll 	r_sparc_wplt30:
   3306   1.1     skrll 	  /* Relocation is to the entry for this symbol in the
   3307   1.1     skrll 	     procedure linkage table.  */
   3308   1.1     skrll 
   3309   1.1     skrll 	  if (! ABI_64_P (output_bfd))
   3310   1.1     skrll 	    {
   3311   1.1     skrll 	      /* The Solaris native assembler will generate a WPLT30 reloc
   3312   1.1     skrll 		 for a local symbol if you assemble a call from one
   3313   1.7  christos 		 section to another when using -K pic.  We treat it as
   3314   1.3  christos 		 WDISP30.  */
   3315   1.3  christos 	      if (h == NULL)
   3316   1.1     skrll 		break;
   3317   1.1     skrll 	    }
   3318   1.1     skrll 	  /* PR 7027: We need similar behaviour for 64-bit binaries.  */
   3319   1.1     skrll 	  else if (r_type == R_SPARC_WPLT30 && h == NULL)
   3320   1.1     skrll 	    break;
   3321   1.3  christos 	  else
   3322   1.1     skrll 	    {
   3323   1.1     skrll 	      BFD_ASSERT (h != NULL);
   3324   1.1     skrll 	    }
   3325   1.1     skrll 
   3326   1.1     skrll 	  if (h->plt.offset == (bfd_vma) -1 || htab->elf.splt == NULL)
   3327   1.1     skrll 	    {
   3328   1.1     skrll 	      /* We didn't make a PLT entry for this symbol.  This
   3329   1.3  christos 		 happens when statically linking PIC code, or when
   3330   1.3  christos 		 using -Bsymbolic.  */
   3331   1.1     skrll 	      break;
   3332   1.1     skrll 	    }
   3333   1.1     skrll 
   3334   1.1     skrll 	  relocation = (htab->elf.splt->output_section->vma
   3335   1.1     skrll 			+ htab->elf.splt->output_offset
   3336   1.1     skrll 			+ h->plt.offset);
   3337   1.1     skrll 	  unresolved_reloc = FALSE;
   3338   1.1     skrll 	  if (r_type == R_SPARC_PLT32 || r_type == R_SPARC_PLT64)
   3339   1.1     skrll 	    {
   3340   1.1     skrll 	      r_type = r_type == R_SPARC_PLT32 ? R_SPARC_32 : R_SPARC_64;
   3341   1.1     skrll 	      is_plt = TRUE;
   3342   1.1     skrll 	      goto r_sparc_plt32;
   3343   1.1     skrll 	    }
   3344   1.1     skrll 	  break;
   3345   1.1     skrll 
   3346   1.1     skrll 	case R_SPARC_PC10:
   3347   1.1     skrll 	case R_SPARC_PC22:
   3348   1.1     skrll 	case R_SPARC_PC_HH22:
   3349   1.1     skrll 	case R_SPARC_PC_HM10:
   3350   1.1     skrll 	case R_SPARC_PC_LM22:
   3351   1.1     skrll 	  if (h != NULL
   3352   1.1     skrll 	      && strcmp (h->root.root.string, "_GLOBAL_OFFSET_TABLE_") == 0)
   3353   1.1     skrll 	    break;
   3354   1.1     skrll 	  /* Fall through.  */
   3355   1.1     skrll 	case R_SPARC_DISP8:
   3356   1.1     skrll 	case R_SPARC_DISP16:
   3357   1.1     skrll 	case R_SPARC_DISP32:
   3358   1.6  christos 	case R_SPARC_DISP64:
   3359   1.1     skrll 	case R_SPARC_WDISP30:
   3360   1.1     skrll 	case R_SPARC_WDISP22:
   3361   1.1     skrll 	case R_SPARC_WDISP19:
   3362   1.1     skrll 	case R_SPARC_WDISP16:
   3363   1.1     skrll 	case R_SPARC_WDISP10:
   3364   1.1     skrll 	case R_SPARC_8:
   3365   1.1     skrll 	case R_SPARC_16:
   3366   1.1     skrll 	case R_SPARC_32:
   3367   1.1     skrll 	case R_SPARC_HI22:
   3368   1.1     skrll 	case R_SPARC_22:
   3369   1.1     skrll 	case R_SPARC_13:
   3370   1.1     skrll 	case R_SPARC_LO10:
   3371   1.1     skrll 	case R_SPARC_UA16:
   3372   1.1     skrll 	case R_SPARC_UA32:
   3373   1.1     skrll 	case R_SPARC_10:
   3374   1.1     skrll 	case R_SPARC_11:
   3375   1.1     skrll 	case R_SPARC_64:
   3376   1.1     skrll 	case R_SPARC_OLO10:
   3377   1.1     skrll 	case R_SPARC_HH22:
   3378   1.1     skrll 	case R_SPARC_HM10:
   3379   1.1     skrll 	case R_SPARC_LM22:
   3380   1.1     skrll 	case R_SPARC_7:
   3381   1.1     skrll 	case R_SPARC_5:
   3382   1.1     skrll 	case R_SPARC_6:
   3383   1.6  christos 	case R_SPARC_HIX22:
   3384   1.1     skrll 	case R_SPARC_LOX10:
   3385   1.1     skrll 	case R_SPARC_H44:
   3386  1.14  christos 	case R_SPARC_M44:
   3387   1.1     skrll 	case R_SPARC_L44:
   3388   1.1     skrll 	case R_SPARC_H34:
   3389  1.13  christos 	case R_SPARC_UA64:
   3390  1.13  christos 	r_sparc_plt32:
   3391  1.13  christos 	  if ((input_section->flags & SEC_ALLOC) == 0 || is_vxworks_tls)
   3392   1.7  christos 	    break;
   3393   1.1     skrll 
   3394  1.14  christos 	  /* Copy dynamic function pointer relocations.  Don't generate
   3395  1.14  christos 	     dynamic relocations against resolved undefined weak symbols
   3396  1.14  christos 	     in PIE.  */
   3397   1.1     skrll 	  if ((bfd_link_pic (info)
   3398   1.3  christos 	       && (h == NULL
   3399   1.7  christos 		   || !(h->root.type == bfd_link_hash_undefweak
   3400   1.1     skrll 			&& (ELF_ST_VISIBILITY (h->other) != STV_DEFAULT
   3401   1.1     skrll 			    || resolved_to_zero)))
   3402   1.1     skrll 	       && (! howto->pc_relative
   3403   1.1     skrll 		   || !SYMBOL_CALLS_LOCAL (info, h)))
   3404   1.1     skrll 	      || (!bfd_link_pic (info)
   3405  1.13  christos 		  && h != NULL
   3406  1.13  christos 		  && h->dynindx != -1
   3407   1.1     skrll 		  && !h->non_got_ref
   3408   1.1     skrll 		  && ((h->def_dynamic
   3409   1.1     skrll 		       && !h->def_regular)
   3410   1.1     skrll 		      || (h->root.type == bfd_link_hash_undefweak
   3411   1.1     skrll 			  && !resolved_to_zero)
   3412   1.1     skrll 		      || h->root.type == bfd_link_hash_undefined)))
   3413   1.1     skrll 	    {
   3414   1.1     skrll 	      Elf_Internal_Rela outrel;
   3415   1.1     skrll 	      bfd_boolean skip, relocate = FALSE;
   3416   1.1     skrll 
   3417   1.1     skrll 	      /* When generating a shared object, these relocations
   3418   1.1     skrll 		 are copied into the output file to be resolved at run
   3419   1.1     skrll 		 time.  */
   3420   1.1     skrll 
   3421   1.1     skrll 	      BFD_ASSERT (sreloc != NULL);
   3422   1.1     skrll 
   3423   1.1     skrll 	      skip = FALSE;
   3424   1.1     skrll 
   3425   1.1     skrll 	      outrel.r_offset =
   3426   1.1     skrll 		_bfd_elf_section_offset (output_bfd, info, input_section,
   3427   1.1     skrll 					 rel->r_offset);
   3428   1.1     skrll 	      if (outrel.r_offset == (bfd_vma) -1)
   3429   1.1     skrll 		skip = TRUE;
   3430   1.1     skrll 	      else if (outrel.r_offset == (bfd_vma) -2)
   3431   1.1     skrll 		skip = TRUE, relocate = TRUE;
   3432   1.1     skrll 	      outrel.r_offset += (input_section->output_section->vma
   3433   1.1     skrll 				  + input_section->output_offset);
   3434   1.1     skrll 
   3435   1.1     skrll 	      /* Optimize unaligned reloc usage now that we know where
   3436   1.1     skrll 		 it finally resides.  */
   3437   1.1     skrll 	      switch (r_type)
   3438   1.1     skrll 		{
   3439   1.1     skrll 		case R_SPARC_16:
   3440   1.1     skrll 		  if (outrel.r_offset & 1)
   3441   1.1     skrll 		    r_type = R_SPARC_UA16;
   3442   1.1     skrll 		  break;
   3443   1.1     skrll 		case R_SPARC_UA16:
   3444   1.1     skrll 		  if (!(outrel.r_offset & 1))
   3445   1.1     skrll 		    r_type = R_SPARC_16;
   3446   1.1     skrll 		  break;
   3447   1.1     skrll 		case R_SPARC_32:
   3448   1.1     skrll 		  if (outrel.r_offset & 3)
   3449   1.1     skrll 		    r_type = R_SPARC_UA32;
   3450   1.1     skrll 		  break;
   3451   1.1     skrll 		case R_SPARC_UA32:
   3452   1.1     skrll 		  if (!(outrel.r_offset & 3))
   3453   1.1     skrll 		    r_type = R_SPARC_32;
   3454   1.1     skrll 		  break;
   3455   1.1     skrll 		case R_SPARC_64:
   3456   1.1     skrll 		  if (outrel.r_offset & 7)
   3457   1.1     skrll 		    r_type = R_SPARC_UA64;
   3458  1.13  christos 		  break;
   3459   1.1     skrll 		case R_SPARC_UA64:
   3460  1.13  christos 		  if (!(outrel.r_offset & 7))
   3461  1.13  christos 		    r_type = R_SPARC_64;
   3462   1.1     skrll 		  break;
   3463   1.1     skrll 		case R_SPARC_DISP8:
   3464   1.1     skrll 		case R_SPARC_DISP16:
   3465   1.1     skrll 		case R_SPARC_DISP32:
   3466   1.1     skrll 		case R_SPARC_DISP64:
   3467   1.1     skrll 		  /* If the symbol is not dynamic, we should not keep
   3468   1.1     skrll 		     a dynamic relocation.  But an .rela.* slot has been
   3469   1.1     skrll 		     allocated for it, output R_SPARC_NONE.
   3470   1.1     skrll 		     FIXME: Add code tracking needed dynamic relocs as
   3471   1.1     skrll 		     e.g. i386 has.  */
   3472   1.1     skrll 		  if (h->dynindx == -1)
   3473   1.1     skrll 		    skip = TRUE, relocate = TRUE;
   3474   1.1     skrll 		  break;
   3475   1.1     skrll 		}
   3476   1.7  christos 
   3477   1.7  christos 	      if (skip)
   3478   1.7  christos 		memset (&outrel, 0, sizeof outrel);
   3479   1.7  christos 	      /* h->dynindx may be -1 if the symbol was marked to
   3480   1.5  christos 		 become local.  */
   3481   1.5  christos 	      else if (h != NULL
   3482   1.1     skrll 		       && h->dynindx != -1
   3483   1.1     skrll 		       && (_bfd_sparc_elf_howto_table[r_type].pc_relative
   3484   1.1     skrll 			   || !bfd_link_pic (info)
   3485   1.1     skrll 			   || !SYMBOLIC_BIND (info, h)
   3486   1.1     skrll 			   || !h->def_regular))
   3487   1.1     skrll 		{
   3488  1.11  christos 		  outrel.r_info = SPARC_ELF_R_INFO (htab, rel, h->dynindx, r_type);
   3489  1.11  christos 		  outrel.r_addend = rel->r_addend;
   3490   1.1     skrll 		}
   3491   1.1     skrll 	      else
   3492   1.1     skrll 		{
   3493   1.1     skrll 		  if (  (!ABI_64_P (output_bfd) && r_type == R_SPARC_32)
   3494   1.1     skrll 		      || (ABI_64_P (output_bfd) && r_type == R_SPARC_64))
   3495   1.1     skrll 		    {
   3496   1.1     skrll 		      outrel.r_info = SPARC_ELF_R_INFO (htab, NULL,
   3497   1.1     skrll 							0, R_SPARC_RELATIVE);
   3498   1.1     skrll 		      outrel.r_addend = relocation + rel->r_addend;
   3499   1.1     skrll 		    }
   3500   1.1     skrll 		  else
   3501   1.1     skrll 		    {
   3502   1.3  christos 		      long indx;
   3503   1.1     skrll 
   3504   1.1     skrll 		      outrel.r_addend = relocation + rel->r_addend;
   3505   1.1     skrll 
   3506   1.1     skrll 		      if (is_plt)
   3507   1.1     skrll 			sec = htab->elf.splt;
   3508   1.1     skrll 
   3509   1.1     skrll 		      if (bfd_is_abs_section (sec))
   3510   1.1     skrll 			indx = 0;
   3511   1.1     skrll 		      else if (sec == NULL || sec->owner == NULL)
   3512   1.1     skrll 			{
   3513   1.1     skrll 			  bfd_set_error (bfd_error_bad_value);
   3514   1.1     skrll 			  return FALSE;
   3515   1.1     skrll 			}
   3516   1.1     skrll 		      else
   3517   1.1     skrll 			{
   3518   1.1     skrll 			  asection *osec;
   3519   1.1     skrll 
   3520   1.1     skrll 			  /* We are turning this relocation into one
   3521   1.1     skrll 			     against a section symbol.  It would be
   3522   1.1     skrll 			     proper to subtract the symbol's value,
   3523   1.1     skrll 			     osec->vma, from the emitted reloc addend,
   3524   1.1     skrll 			     but ld.so expects buggy relocs.  */
   3525   1.1     skrll 			  osec = sec->output_section;
   3526   1.1     skrll 			  indx = elf_section_data (osec)->dynindx;
   3527   1.1     skrll 
   3528   1.1     skrll 			  if (indx == 0)
   3529   1.1     skrll 			    {
   3530   1.1     skrll 			      osec = htab->elf.text_index_section;
   3531   1.1     skrll 			      indx = elf_section_data (osec)->dynindx;
   3532   1.1     skrll 			    }
   3533   1.1     skrll 
   3534  1.13  christos 			  /* FIXME: we really should be able to link non-pic
   3535  1.14  christos 			     shared libraries.  */
   3536   1.1     skrll 			  if (indx == 0)
   3537   1.1     skrll 			    {
   3538   1.1     skrll 			      BFD_FAIL ();
   3539   1.1     skrll 			      _bfd_error_handler
   3540   1.1     skrll 				(_("%pB: probably compiled without -fPIC?"),
   3541   1.1     skrll 				 input_bfd);
   3542   1.1     skrll 			      bfd_set_error (bfd_error_bad_value);
   3543   1.1     skrll 			      return FALSE;
   3544   1.1     skrll 			    }
   3545   1.1     skrll 			}
   3546   1.1     skrll 
   3547   1.1     skrll 		      outrel.r_info = SPARC_ELF_R_INFO (htab, rel, indx,
   3548   1.1     skrll 							r_type);
   3549   1.1     skrll 		    }
   3550   1.1     skrll 		}
   3551   1.1     skrll 
   3552   1.1     skrll 	      sparc_elf_append_rela (output_bfd, sreloc, &outrel);
   3553   1.1     skrll 
   3554   1.1     skrll 	      /* This reloc will be computed at runtime, so there's no
   3555   1.1     skrll 		 need to do anything now.  */
   3556   1.1     skrll 	      if (! relocate)
   3557   1.1     skrll 		continue;
   3558   1.1     skrll 	    }
   3559   1.1     skrll 	  break;
   3560  1.14  christos 
   3561  1.14  christos 	case R_SPARC_TLS_GD_HI22:
   3562  1.14  christos 	case R_SPARC_TLS_GD_LO10:
   3563  1.14  christos 	case R_SPARC_TLS_IE_HI22:
   3564  1.14  christos 	case R_SPARC_TLS_IE_LO10:
   3565  1.14  christos 	  r_type = sparc_elf_tls_transition (info, input_bfd, r_type,
   3566  1.14  christos 					     h == NULL || h->dynindx == -1);
   3567   1.1     skrll 	  if (r_type == R_SPARC_REV32)
   3568   1.1     skrll 	    break;
   3569   1.1     skrll 	  if (h != NULL)
   3570   1.1     skrll 	    tls_type = _bfd_sparc_elf_hash_entry (h)->tls_type;
   3571  1.12     joerg 	  else if (local_got_offsets)
   3572   1.7  christos 	    tls_type = _bfd_sparc_elf_local_got_tls_type (input_bfd) [r_symndx];
   3573   1.7  christos 	  else if (h != NULL)
   3574   1.1     skrll 	    {
   3575   1.1     skrll 	      tls_type = _bfd_sparc_elf_hash_entry(h)->tls_type;
   3576   1.1     skrll 	      if (!bfd_link_dll (info)
   3577   1.1     skrll 		  && h->dynindx == -1
   3578   1.1     skrll 		  && tls_type == GOT_TLS_IE)
   3579   1.1     skrll 		switch (SPARC_ELF_R_TYPE (rel->r_info))
   3580   1.1     skrll 		  {
   3581   1.1     skrll 		  case R_SPARC_TLS_GD_HI22:
   3582   1.1     skrll 		  case R_SPARC_TLS_IE_HI22:
   3583   1.1     skrll 		    r_type = R_SPARC_TLS_LE_HIX22;
   3584   1.1     skrll 		    break;
   3585  1.14  christos 		  default:
   3586  1.14  christos 		    r_type = R_SPARC_TLS_LE_LOX10;
   3587   1.1     skrll 		    break;
   3588   1.1     skrll 		  }
   3589   1.1     skrll 	    }
   3590   1.1     skrll 	  else
   3591   1.1     skrll 	    tls_type = GOT_UNKNOWN;
   3592   1.1     skrll 	  if (tls_type == GOT_TLS_IE)
   3593   1.1     skrll 	    switch (r_type)
   3594   1.1     skrll 	      {
   3595   1.1     skrll 	      case R_SPARC_TLS_GD_HI22:
   3596   1.1     skrll 		r_type = R_SPARC_TLS_IE_HI22;
   3597   1.1     skrll 		break;
   3598   1.1     skrll 	      case R_SPARC_TLS_GD_LO10:
   3599   1.1     skrll 		r_type = R_SPARC_TLS_IE_LO10;
   3600   1.1     skrll 		break;
   3601   1.1     skrll 	      }
   3602   1.1     skrll 
   3603   1.1     skrll 	  if (r_type == R_SPARC_TLS_LE_HIX22)
   3604   1.1     skrll 	    {
   3605   1.1     skrll 	      relocation = tpoff (info, relocation);
   3606   1.1     skrll 	      break;
   3607   1.1     skrll 	    }
   3608   1.1     skrll 	  if (r_type == R_SPARC_TLS_LE_LOX10)
   3609   1.1     skrll 	    {
   3610   1.1     skrll 	      /* Change add into xor.  */
   3611   1.1     skrll 	      relocation = tpoff (info, relocation);
   3612   1.1     skrll 	      bfd_put_32 (output_bfd, (bfd_get_32 (input_bfd,
   3613   1.1     skrll 						   contents + rel->r_offset)
   3614   1.1     skrll 				       | 0x80182000), contents + rel->r_offset);
   3615   1.1     skrll 	      break;
   3616   1.1     skrll 	    }
   3617   1.1     skrll 
   3618   1.1     skrll 	  if (h != NULL)
   3619   1.1     skrll 	    {
   3620   1.1     skrll 	      off = h->got.offset;
   3621   1.1     skrll 	      h->got.offset |= 1;
   3622   1.1     skrll 	    }
   3623   1.1     skrll 	  else
   3624   1.1     skrll 	    {
   3625   1.1     skrll 	      BFD_ASSERT (local_got_offsets != NULL);
   3626   1.3  christos 	      off = local_got_offsets[r_symndx];
   3627   1.1     skrll 	      local_got_offsets[r_symndx] |= 1;
   3628   1.1     skrll 	    }
   3629   1.1     skrll 
   3630   1.1     skrll 	r_sparc_tlsldm:
   3631   1.1     skrll 	  if (htab->elf.sgot == NULL)
   3632   1.1     skrll 	    abort ();
   3633   1.1     skrll 
   3634   1.1     skrll 	  if ((off & 1) != 0)
   3635   1.1     skrll 	    off &= ~1;
   3636   1.3  christos 	  else
   3637   1.1     skrll 	    {
   3638   1.1     skrll 	      Elf_Internal_Rela outrel;
   3639   1.3  christos 	      int dr_type, indx;
   3640   1.3  christos 
   3641   1.3  christos 	      if (htab->elf.srelgot == NULL)
   3642   1.3  christos 		abort ();
   3643   1.1     skrll 
   3644   1.1     skrll 	      SPARC_ELF_PUT_WORD (htab, output_bfd, 0,
   3645   1.1     skrll 				  htab->elf.sgot->contents + off);
   3646   1.1     skrll 	      outrel.r_offset = (htab->elf.sgot->output_section->vma
   3647   1.1     skrll 				 + htab->elf.sgot->output_offset + off);
   3648   1.1     skrll 	      indx = h && h->dynindx != -1 ? h->dynindx : 0;
   3649   1.1     skrll 	      if (r_type == R_SPARC_TLS_IE_HI22
   3650   1.1     skrll 		  || r_type == R_SPARC_TLS_IE_LO10)
   3651   1.1     skrll 		dr_type = SPARC_ELF_TPOFF_RELOC (htab);
   3652   1.1     skrll 	      else
   3653   1.1     skrll 		dr_type = SPARC_ELF_DTPMOD_RELOC (htab);
   3654   1.3  christos 	      if (dr_type == SPARC_ELF_TPOFF_RELOC (htab) && indx == 0)
   3655   1.1     skrll 		outrel.r_addend = relocation - dtpoff_base (info);
   3656   1.1     skrll 	      else
   3657   1.1     skrll 		outrel.r_addend = 0;
   3658   1.1     skrll 	      outrel.r_info = SPARC_ELF_R_INFO (htab, NULL, indx, dr_type);
   3659   1.1     skrll 	      sparc_elf_append_rela (output_bfd, htab->elf.srelgot, &outrel);
   3660   1.1     skrll 
   3661  1.13  christos 	      if (r_type == R_SPARC_TLS_GD_HI22
   3662   1.1     skrll 		  || r_type == R_SPARC_TLS_GD_LO10)
   3663   1.1     skrll 		{
   3664   1.3  christos 		  if (indx == 0)
   3665   1.1     skrll 		    {
   3666   1.1     skrll 		      BFD_ASSERT (! unresolved_reloc);
   3667   1.1     skrll 		      SPARC_ELF_PUT_WORD (htab, output_bfd,
   3668   1.1     skrll 					  relocation - dtpoff_base (info),
   3669   1.1     skrll 					  (htab->elf.sgot->contents + off
   3670   1.3  christos 					   + SPARC_ELF_WORD_BYTES (htab)));
   3671   1.1     skrll 		    }
   3672   1.1     skrll 		  else
   3673   1.1     skrll 		    {
   3674   1.1     skrll 		      SPARC_ELF_PUT_WORD (htab, output_bfd, 0,
   3675   1.3  christos 					  (htab->elf.sgot->contents + off
   3676   1.1     skrll 					   + SPARC_ELF_WORD_BYTES (htab)));
   3677   1.1     skrll 		      outrel.r_info = SPARC_ELF_R_INFO (htab, NULL, indx,
   3678   1.1     skrll 							SPARC_ELF_DTPOFF_RELOC (htab));
   3679   1.1     skrll 		      outrel.r_offset += SPARC_ELF_WORD_BYTES (htab);
   3680   1.1     skrll 		      sparc_elf_append_rela (output_bfd, htab->elf.srelgot,
   3681   1.1     skrll 					     &outrel);
   3682   1.3  christos 		    }
   3683   1.1     skrll 		}
   3684   1.1     skrll 	      else if (dr_type == SPARC_ELF_DTPMOD_RELOC (htab))
   3685   1.1     skrll 		{
   3686   1.1     skrll 		  SPARC_ELF_PUT_WORD (htab, output_bfd, 0,
   3687   1.1     skrll 				      (htab->elf.sgot->contents + off
   3688   1.1     skrll 				       + SPARC_ELF_WORD_BYTES (htab)));
   3689   1.1     skrll 		}
   3690   1.3  christos 	    }
   3691   1.1     skrll 
   3692   1.1     skrll 	  if (off >= (bfd_vma) -2)
   3693   1.1     skrll 	    abort ();
   3694   1.1     skrll 
   3695   1.1     skrll 	  relocation = htab->elf.sgot->output_offset + off - got_base;
   3696   1.1     skrll 	  unresolved_reloc = FALSE;
   3697  1.14  christos 	  howto = _bfd_sparc_elf_howto_table + r_type;
   3698  1.14  christos 	  break;
   3699   1.1     skrll 
   3700   1.1     skrll 	case R_SPARC_TLS_LDM_HI22:
   3701   1.1     skrll 	case R_SPARC_TLS_LDM_LO10:
   3702   1.1     skrll 	  /* LD -> LE */
   3703   1.1     skrll 	  if (bfd_link_executable (info))
   3704   1.1     skrll 	    {
   3705   1.1     skrll 	      bfd_put_32 (output_bfd, SPARC_NOP, contents + rel->r_offset);
   3706   1.1     skrll 	      continue;
   3707   1.1     skrll 	    }
   3708   1.1     skrll 	  off = htab->tls_ldm_got.offset;
   3709  1.14  christos 	  htab->tls_ldm_got.offset |= 1;
   3710  1.14  christos 	  goto r_sparc_tlsldm;
   3711  1.14  christos 
   3712  1.14  christos 	case R_SPARC_TLS_LDO_HIX22:
   3713  1.14  christos 	case R_SPARC_TLS_LDO_LOX10:
   3714  1.14  christos 	  /* LD -> LE */
   3715  1.14  christos 	  if (bfd_link_executable (info))
   3716  1.14  christos 	    {
   3717  1.14  christos 	      if (r_type == R_SPARC_TLS_LDO_HIX22)
   3718   1.1     skrll 		r_type = R_SPARC_TLS_LE_HIX22;
   3719   1.1     skrll 	      else
   3720   1.1     skrll 		r_type = R_SPARC_TLS_LE_LOX10;
   3721   1.1     skrll 	    }
   3722   1.1     skrll 	  else
   3723   1.1     skrll 	    {
   3724   1.1     skrll 	      relocation -= dtpoff_base (info);
   3725   1.1     skrll 	      break;
   3726  1.14  christos 	    }
   3727   1.1     skrll 	  /* Fall through.  */
   3728   1.1     skrll 
   3729  1.14  christos 	case R_SPARC_TLS_LE_HIX22:
   3730  1.14  christos 	case R_SPARC_TLS_LE_LOX10:
   3731  1.14  christos 	  if (!bfd_link_executable (info))
   3732  1.14  christos 	    {
   3733   1.1     skrll 	      Elf_Internal_Rela outrel;
   3734   1.1     skrll 	      bfd_vma offset
   3735   1.1     skrll 		= _bfd_elf_section_offset (output_bfd, info, input_section,
   3736  1.14  christos 					   rel->r_offset);
   3737  1.14  christos 	      if (offset == (bfd_vma) -1 || offset == (bfd_vma) -2)
   3738  1.14  christos 		memset (&outrel, 0, sizeof outrel);
   3739   1.1     skrll 	      else
   3740  1.14  christos 		{
   3741  1.14  christos 		  outrel.r_offset = offset
   3742   1.1     skrll 				    + input_section->output_section->vma
   3743   1.1     skrll 				    + input_section->output_offset;
   3744  1.14  christos 		  outrel.r_info = SPARC_ELF_R_INFO (htab, NULL, 0, r_type);
   3745   1.1     skrll 		  outrel.r_addend
   3746   1.1     skrll 		    = relocation - dtpoff_base (info) + rel->r_addend;
   3747   1.1     skrll 		}
   3748   1.1     skrll 
   3749   1.1     skrll 	      BFD_ASSERT (sreloc != NULL);
   3750   1.1     skrll 	      sparc_elf_append_rela (output_bfd, sreloc, &outrel);
   3751   1.1     skrll 	      continue;
   3752  1.14  christos 	    }
   3753  1.14  christos 	  relocation = tpoff (info, relocation);
   3754   1.1     skrll 	  break;
   3755   1.1     skrll 
   3756   1.1     skrll 	case R_SPARC_TLS_LDM_CALL:
   3757   1.1     skrll 	  /* LD -> LE */
   3758   1.1     skrll 	  if (bfd_link_executable (info))
   3759   1.1     skrll 	    {
   3760   1.1     skrll 	      /* mov %g0, %o0 */
   3761   1.1     skrll 	      bfd_put_32 (output_bfd, 0x90100000, contents + rel->r_offset);
   3762  1.14  christos 	      continue;
   3763  1.14  christos 	    }
   3764  1.14  christos 	  /* Fall through */
   3765   1.1     skrll 
   3766   1.1     skrll 	case R_SPARC_TLS_GD_CALL:
   3767   1.1     skrll 	  if (h != NULL)
   3768  1.14  christos 	    tls_type = _bfd_sparc_elf_hash_entry (h)->tls_type;
   3769  1.14  christos 	  else if (local_got_offsets)
   3770  1.14  christos 	    tls_type = _bfd_sparc_elf_local_got_tls_type (input_bfd) [r_symndx];
   3771  1.14  christos 	  else if (h != NULL)
   3772   1.1     skrll 	    tls_type = _bfd_sparc_elf_hash_entry(h)->tls_type;
   3773   1.1     skrll 	  else
   3774   1.6  christos 	    tls_type = GOT_UNKNOWN;
   3775   1.1     skrll 	  /* GD -> IE or LE */
   3776   1.1     skrll 	  if (bfd_link_executable (info)
   3777  1.14  christos 	      || (r_type == R_SPARC_TLS_GD_CALL && tls_type == GOT_TLS_IE))
   3778  1.14  christos 	    {
   3779   1.1     skrll 	      Elf_Internal_Rela *rel2;
   3780   1.1     skrll 	      bfd_vma insn;
   3781   1.1     skrll 
   3782   1.1     skrll 	      /* GD -> LE */
   3783   1.1     skrll 	      if (bfd_link_executable (info) && (h == NULL || h->dynindx == -1))
   3784   1.1     skrll 		{
   3785   1.1     skrll 		  bfd_put_32 (output_bfd, SPARC_NOP, contents + rel->r_offset);
   3786   1.1     skrll 		  continue;
   3787   1.1     skrll 		}
   3788   1.1     skrll 
   3789   1.1     skrll 	      /* GD -> IE */
   3790   1.1     skrll 	      if (rel + 1 < relend
   3791   1.1     skrll 		  && SPARC_ELF_R_TYPE (rel[1].r_info) == R_SPARC_TLS_GD_ADD
   3792   1.1     skrll 		  && rel[1].r_offset == rel->r_offset + 4
   3793   1.1     skrll 		  && SPARC_ELF_R_SYMNDX (htab, rel[1].r_info) == r_symndx
   3794   1.1     skrll 		  && (((insn = bfd_get_32 (input_bfd,
   3795   1.1     skrll 					   contents + rel[1].r_offset))
   3796   1.1     skrll 		       >> 25) & 0x1f) == 8)
   3797   1.1     skrll 		{
   3798   1.1     skrll 		  /* We have
   3799   1.1     skrll 		     call __tls_get_addr, %tgd_call(foo)
   3800   1.1     skrll 		      add %reg1, %reg2, %o0, %tgd_add(foo)
   3801   1.1     skrll 		     and change it into IE:
   3802   1.1     skrll 		     {ld,ldx} [%reg1 + %reg2], %o0, %tie_ldx(foo)
   3803   1.1     skrll 		     add %g7, %o0, %o0, %tie_add(foo).
   3804   1.1     skrll 		     add is 0x80000000 | (rd << 25) | (rs1 << 14) | rs2,
   3805   1.1     skrll 		     ld is 0xc0000000 | (rd << 25) | (rs1 << 14) | rs2,
   3806   1.1     skrll 		     ldx is 0xc0580000 | (rd << 25) | (rs1 << 14) | rs2.  */
   3807   1.1     skrll 		  bfd_put_32 (output_bfd, insn | (ABI_64_P (output_bfd) ? 0xc0580000 : 0xc0000000),
   3808   1.1     skrll 			      contents + rel->r_offset);
   3809   1.1     skrll 		  bfd_put_32 (output_bfd, 0x9001c008,
   3810   1.6  christos 			      contents + rel->r_offset + 4);
   3811   1.6  christos 		  rel++;
   3812   1.6  christos 		  continue;
   3813   1.6  christos 		}
   3814   1.6  christos 
   3815   1.6  christos 	      /* We cannot just overwrite the delay slot instruction,
   3816   1.6  christos 		 as it might be what puts the %o0 argument to
   3817   1.6  christos 		 __tls_get_addr into place.  So we have to transpose
   3818   1.6  christos 		 the delay slot with the add we patch in.  */
   3819   1.6  christos 	      insn = bfd_get_32 (input_bfd, contents + rel->r_offset + 4);
   3820   1.6  christos 	      bfd_put_32 (output_bfd, insn,
   3821   1.6  christos 			  contents + rel->r_offset);
   3822   1.6  christos 	      bfd_put_32 (output_bfd, 0x9001c008,
   3823   1.6  christos 			  contents + rel->r_offset + 4);
   3824   1.6  christos 
   3825   1.6  christos 	      rel2 = rel;
   3826   1.6  christos 	      while ((rel2 = sparc_elf_find_reloc_at_ofs (rel2 + 1, relend,
   3827   1.6  christos 							  rel->r_offset + 4))
   3828   1.6  christos 		     != NULL)
   3829   1.6  christos 		{
   3830   1.1     skrll 		  /* If the instruction we moved has a relocation attached to
   3831   1.1     skrll 		     it, adjust the offset so that it will apply to the correct
   3832   1.1     skrll 		     instruction.  */
   3833   1.1     skrll 		  rel2->r_offset -= 4;
   3834   1.1     skrll 		}
   3835   1.1     skrll 	      continue;
   3836   1.1     skrll 	    }
   3837   1.1     skrll 
   3838   1.1     skrll 	  h = (struct elf_link_hash_entry *)
   3839   1.1     skrll 	      bfd_link_hash_lookup (info->hash, "__tls_get_addr", FALSE,
   3840   1.1     skrll 				    FALSE, TRUE);
   3841   1.1     skrll 	  BFD_ASSERT (h != NULL);
   3842  1.14  christos 	  r_type = R_SPARC_WPLT30;
   3843  1.14  christos 	  howto = _bfd_sparc_elf_howto_table + r_type;
   3844  1.14  christos 	  goto r_sparc_wplt30;
   3845   1.1     skrll 
   3846  1.14  christos 	case R_SPARC_TLS_GD_ADD:
   3847  1.14  christos 	  if (h != NULL)
   3848  1.14  christos 	    tls_type = _bfd_sparc_elf_hash_entry (h)->tls_type;
   3849  1.14  christos 	  else if (local_got_offsets)
   3850   1.1     skrll 	    tls_type = _bfd_sparc_elf_local_got_tls_type (input_bfd) [r_symndx];
   3851   1.1     skrll 	  else
   3852   1.1     skrll 	    tls_type = GOT_UNKNOWN;
   3853   1.1     skrll 	  /* GD -> IE or LE */
   3854   1.1     skrll 	  if (bfd_link_executable (info) || tls_type == GOT_TLS_IE)
   3855   1.1     skrll 	    {
   3856   1.1     skrll 	      /* add %reg1, %reg2, %reg3, %tgd_add(foo)
   3857  1.14  christos 		 changed into IE:
   3858  1.14  christos 		 {ld,ldx} [%reg1 + %reg2], %reg3, %tie_ldx(foo)
   3859  1.14  christos 		 or LE:
   3860   1.1     skrll 		 add %g7, %reg2, %reg3.  */
   3861   1.1     skrll 	      bfd_vma insn = bfd_get_32 (input_bfd, contents + rel->r_offset);
   3862   1.1     skrll 	      if (bfd_link_executable (info) && (h == NULL || h->dynindx == -1))
   3863   1.1     skrll 		relocation = (insn & ~0x7c000) | 0x1c000;
   3864   1.1     skrll 	      else
   3865   1.1     skrll 		relocation = insn | (ABI_64_P (output_bfd) ? 0xc0580000 : 0xc0000000);
   3866  1.14  christos 	      bfd_put_32 (output_bfd, relocation, contents + rel->r_offset);
   3867  1.14  christos 	    }
   3868   1.1     skrll 	  continue;
   3869   1.1     skrll 
   3870   1.1     skrll 	case R_SPARC_TLS_LDM_ADD:
   3871   1.1     skrll 	  /* LD -> LE */
   3872  1.14  christos 	  if (bfd_link_executable (info))
   3873  1.14  christos 	    bfd_put_32 (output_bfd, SPARC_NOP, contents + rel->r_offset);
   3874   1.1     skrll 	  continue;
   3875   1.1     skrll 
   3876   1.1     skrll 	case R_SPARC_TLS_LDO_ADD:
   3877   1.1     skrll 	  /* LD -> LE */
   3878   1.1     skrll 	  if (bfd_link_executable (info))
   3879   1.1     skrll 	    {
   3880   1.1     skrll 	      /* Change rs1 into %g7.  */
   3881   1.1     skrll 	      bfd_vma insn = bfd_get_32 (input_bfd, contents + rel->r_offset);
   3882   1.1     skrll 	      insn = (insn & ~0x7c000) | 0x1c000;
   3883   1.1     skrll 	      bfd_put_32 (output_bfd, insn, contents + rel->r_offset);
   3884  1.14  christos 	    }
   3885  1.14  christos 	  continue;
   3886   1.1     skrll 
   3887   1.1     skrll 	case R_SPARC_TLS_IE_LD:
   3888   1.1     skrll 	case R_SPARC_TLS_IE_LDX:
   3889   1.1     skrll 	  /* IE -> LE */
   3890   1.1     skrll 	  if (bfd_link_executable (info) && (h == NULL || h->dynindx == -1))
   3891   1.1     skrll 	    {
   3892   1.1     skrll 	      bfd_vma insn = bfd_get_32 (input_bfd, contents + rel->r_offset);
   3893   1.1     skrll 	      int rs2 = insn & 0x1f;
   3894   1.1     skrll 	      int rd = (insn >> 25) & 0x1f;
   3895   1.1     skrll 
   3896   1.1     skrll 	      if (rs2 == rd)
   3897   1.1     skrll 		relocation = SPARC_NOP;
   3898   1.1     skrll 	      else
   3899   1.1     skrll 		relocation = 0x80100000 | (insn & 0x3e00001f);
   3900   1.1     skrll 	      bfd_put_32 (output_bfd, relocation, contents + rel->r_offset);
   3901   1.1     skrll 	    }
   3902   1.1     skrll 	  continue;
   3903   1.1     skrll 
   3904   1.1     skrll 	case R_SPARC_TLS_IE_ADD:
   3905   1.1     skrll 	  /* Totally useless relocation.  */
   3906   1.1     skrll 	  continue;
   3907   1.1     skrll 
   3908   1.1     skrll 	case R_SPARC_TLS_DTPOFF32:
   3909   1.1     skrll 	case R_SPARC_TLS_DTPOFF64:
   3910   1.1     skrll 	  relocation -= dtpoff_base (info);
   3911   1.1     skrll 	  break;
   3912   1.1     skrll 
   3913   1.1     skrll 	default:
   3914   1.1     skrll 	  break;
   3915   1.1     skrll 	}
   3916   1.1     skrll 
   3917   1.6  christos       /* Dynamic relocs are not propagated for SEC_DEBUGGING sections
   3918   1.6  christos 	 because such sections are not SEC_ALLOC and thus ld.so will
   3919   1.6  christos 	 not process them.  */
   3920  1.13  christos       if (unresolved_reloc
   3921  1.13  christos 	  && !((input_section->flags & SEC_DEBUGGING) != 0
   3922  1.14  christos 	       && h->def_dynamic)
   3923  1.14  christos 	  && _bfd_elf_section_offset (output_bfd, info, input_section,
   3924   1.1     skrll 				      rel->r_offset) != (bfd_vma) -1)
   3925   1.1     skrll 	_bfd_error_handler
   3926  1.14  christos 	  /* xgettext:c-format */
   3927   1.1     skrll 	  (_("%pB(%pA+%#" PRIx64 "): "
   3928   1.1     skrll 	     "unresolvable %s relocation against symbol `%s'"),
   3929   1.1     skrll 	   input_bfd,
   3930   1.1     skrll 	   input_section,
   3931   1.1     skrll 	   (uint64_t) rel->r_offset,
   3932   1.1     skrll 	   howto->name,
   3933   1.1     skrll 	   h->root.root.string);
   3934   1.1     skrll 
   3935   1.1     skrll       r = bfd_reloc_continue;
   3936   1.1     skrll       if (r_type == R_SPARC_OLO10)
   3937   1.1     skrll 	{
   3938   1.1     skrll 	    bfd_vma x;
   3939   1.1     skrll 
   3940   1.1     skrll 	    if (! ABI_64_P (output_bfd))
   3941   1.1     skrll 	      abort ();
   3942   1.1     skrll 
   3943   1.1     skrll 	    relocation += rel->r_addend;
   3944   1.1     skrll 	    relocation = (relocation & 0x3ff) + ELF64_R_TYPE_DATA (rel->r_info);
   3945   1.1     skrll 
   3946   1.1     skrll 	    x = bfd_get_32 (input_bfd, contents + rel->r_offset);
   3947   1.1     skrll 	    x = (x & ~(bfd_vma) 0x1fff) | (relocation & 0x1fff);
   3948   1.1     skrll 	    bfd_put_32 (input_bfd, x, contents + rel->r_offset);
   3949   1.1     skrll 
   3950   1.1     skrll 	    r = bfd_check_overflow (howto->complain_on_overflow,
   3951   1.1     skrll 				    howto->bitsize, howto->rightshift,
   3952   1.1     skrll 				    bfd_arch_bits_per_address (input_bfd),
   3953   1.1     skrll 				    relocation);
   3954   1.1     skrll 	}
   3955   1.1     skrll       else if (r_type == R_SPARC_WDISP16)
   3956   1.1     skrll 	{
   3957   1.1     skrll 	  bfd_vma x;
   3958   1.1     skrll 
   3959   1.1     skrll 	  relocation += rel->r_addend;
   3960   1.1     skrll 	  relocation -= (input_section->output_section->vma
   3961   1.1     skrll 			 + input_section->output_offset);
   3962   1.1     skrll 	  relocation -= rel->r_offset;
   3963   1.1     skrll 
   3964   1.1     skrll 	  x = bfd_get_32 (input_bfd, contents + rel->r_offset);
   3965   1.1     skrll 	  x |= ((((relocation >> 2) & 0xc000) << 6)
   3966   1.1     skrll 		| ((relocation >> 2) & 0x3fff));
   3967   1.1     skrll 	  bfd_put_32 (input_bfd, x, contents + rel->r_offset);
   3968   1.1     skrll 
   3969   1.6  christos 	  r = bfd_check_overflow (howto->complain_on_overflow,
   3970   1.6  christos 				  howto->bitsize, howto->rightshift,
   3971   1.6  christos 				  bfd_arch_bits_per_address (input_bfd),
   3972   1.6  christos 				  relocation);
   3973   1.6  christos 	}
   3974   1.6  christos       else if (r_type == R_SPARC_WDISP10)
   3975   1.6  christos 	{
   3976   1.6  christos 	  bfd_vma x;
   3977   1.6  christos 
   3978   1.6  christos 	  relocation += rel->r_addend;
   3979   1.6  christos 	  relocation -= (input_section->output_section->vma
   3980   1.6  christos 			 + input_section->output_offset);
   3981   1.6  christos 	  relocation -= rel->r_offset;
   3982   1.6  christos 
   3983   1.6  christos 	  x = bfd_get_32 (input_bfd, contents + rel->r_offset);
   3984   1.6  christos 	  x |= ((((relocation >> 2) & 0x300) << 11)
   3985   1.6  christos 		| (((relocation >> 2) & 0xff) << 5));
   3986   1.6  christos 	  bfd_put_32 (input_bfd, x, contents + rel->r_offset);
   3987   1.6  christos 
   3988   1.1     skrll 	  r = bfd_check_overflow (howto->complain_on_overflow,
   3989   1.1     skrll 				  howto->bitsize, howto->rightshift,
   3990   1.1     skrll 				  bfd_arch_bits_per_address (input_bfd),
   3991   1.1     skrll 				  relocation);
   3992   1.1     skrll 	}
   3993   1.1     skrll       else if (r_type == R_SPARC_REV32)
   3994   1.1     skrll 	{
   3995   1.1     skrll 	  bfd_vma x;
   3996   1.1     skrll 
   3997   1.1     skrll 	  relocation = relocation + rel->r_addend;
   3998   1.1     skrll 
   3999   1.1     skrll 	  x = bfd_get_32 (input_bfd, contents + rel->r_offset);
   4000   1.1     skrll 	  x = x + relocation;
   4001   1.1     skrll 	  bfd_putl32 (/*input_bfd,*/ x, contents + rel->r_offset);
   4002   1.1     skrll 	  r = bfd_reloc_ok;
   4003   1.1     skrll 	}
   4004   1.1     skrll       else if (r_type == R_SPARC_TLS_LDO_HIX22
   4005   1.1     skrll 	       || r_type == R_SPARC_TLS_LE_HIX22)
   4006   1.1     skrll 	{
   4007   1.1     skrll 	  bfd_vma x;
   4008   1.1     skrll 
   4009   1.1     skrll 	  relocation += rel->r_addend;
   4010   1.1     skrll 	  if (r_type == R_SPARC_TLS_LE_HIX22)
   4011   1.1     skrll 	    relocation ^= MINUS_ONE;
   4012   1.1     skrll 
   4013   1.1     skrll 	  x = bfd_get_32 (input_bfd, contents + rel->r_offset);
   4014   1.1     skrll 	  x = (x & ~(bfd_vma) 0x3fffff) | ((relocation >> 10) & 0x3fffff);
   4015   1.1     skrll 	  bfd_put_32 (input_bfd, x, contents + rel->r_offset);
   4016   1.1     skrll 	  r = bfd_reloc_ok;
   4017   1.1     skrll 	}
   4018   1.1     skrll       else if (r_type == R_SPARC_TLS_LDO_LOX10
   4019   1.1     skrll 	       || r_type == R_SPARC_TLS_LE_LOX10)
   4020   1.1     skrll 	{
   4021   1.1     skrll 	  bfd_vma x;
   4022   1.1     skrll 
   4023   1.1     skrll 	  relocation += rel->r_addend;
   4024   1.1     skrll 	  relocation &= 0x3ff;
   4025   1.1     skrll 	  if (r_type == R_SPARC_TLS_LE_LOX10)
   4026   1.1     skrll 	    relocation |= 0x1c00;
   4027   1.1     skrll 
   4028   1.1     skrll 	  x = bfd_get_32 (input_bfd, contents + rel->r_offset);
   4029   1.3  christos 	  x = (x & ~(bfd_vma) 0x1fff) | relocation;
   4030  1.13  christos 	  bfd_put_32 (input_bfd, x, contents + rel->r_offset);
   4031  1.13  christos 
   4032   1.1     skrll 	  r = bfd_reloc_ok;
   4033   1.1     skrll 	}
   4034   1.1     skrll       else if (r_type == R_SPARC_HIX22
   4035   1.1     skrll 	       || r_type == R_SPARC_GOTDATA_HIX22
   4036   1.3  christos 	       || r_type == R_SPARC_GOTDATA_OP_HIX22)
   4037   1.3  christos 	{
   4038   1.3  christos 	  bfd_vma x;
   4039   1.1     skrll 
   4040   1.1     skrll 	  relocation += rel->r_addend;
   4041   1.1     skrll 	  if (r_type == R_SPARC_HIX22
   4042   1.1     skrll 	      || (bfd_signed_vma) relocation < 0)
   4043   1.1     skrll 	    relocation = relocation ^ MINUS_ONE;
   4044   1.1     skrll 
   4045   1.1     skrll 	  x = bfd_get_32 (input_bfd, contents + rel->r_offset);
   4046   1.1     skrll 	  x = (x & ~(bfd_vma) 0x3fffff) | ((relocation >> 10) & 0x3fffff);
   4047   1.1     skrll 	  bfd_put_32 (input_bfd, x, contents + rel->r_offset);
   4048   1.1     skrll 
   4049   1.3  christos 	  r = bfd_check_overflow (howto->complain_on_overflow,
   4050  1.13  christos 				  howto->bitsize, howto->rightshift,
   4051  1.13  christos 				  bfd_arch_bits_per_address (input_bfd),
   4052   1.1     skrll 				  relocation);
   4053   1.1     skrll 	}
   4054   1.1     skrll       else if (r_type == R_SPARC_LOX10
   4055   1.1     skrll 	       || r_type == R_SPARC_GOTDATA_LOX10
   4056   1.3  christos 	       || r_type == R_SPARC_GOTDATA_OP_LOX10)
   4057   1.3  christos 	{
   4058   1.3  christos 	  bfd_vma x;
   4059   1.3  christos 
   4060   1.3  christos 	  relocation += rel->r_addend;
   4061   1.1     skrll 	  if (r_type == R_SPARC_LOX10
   4062   1.1     skrll 	      || (bfd_signed_vma) relocation < 0)
   4063   1.1     skrll 	    relocation = (relocation & 0x3ff) | 0x1c00;
   4064   1.1     skrll 	  else
   4065   1.1     skrll 	    relocation = (relocation & 0x3ff);
   4066   1.1     skrll 
   4067   1.1     skrll 	  x = bfd_get_32 (input_bfd, contents + rel->r_offset);
   4068   1.1     skrll 	  x = (x & ~(bfd_vma) 0x1fff) | relocation;
   4069   1.1     skrll 	  bfd_put_32 (input_bfd, x, contents + rel->r_offset);
   4070   1.1     skrll 
   4071   1.1     skrll 	  r = bfd_reloc_ok;
   4072   1.1     skrll 	}
   4073   1.1     skrll       else if ((r_type == R_SPARC_WDISP30 || r_type == R_SPARC_WPLT30)
   4074   1.1     skrll 	       && sec_do_relax (input_section)
   4075   1.1     skrll 	       && rel->r_offset + 4 < input_section->size)
   4076   1.1     skrll 	{
   4077   1.1     skrll #define G0		0
   4078   1.1     skrll #define O7		15
   4079   1.1     skrll #define XCC		(2 << 20)
   4080   1.1     skrll #define COND(x)		(((x)&0xf)<<25)
   4081   1.1     skrll #define CONDA		COND(0x8)
   4082   1.1     skrll #define INSN_BPA	(F2(0,1) | CONDA | BPRED | XCC)
   4083   1.1     skrll #define INSN_BA		(F2(0,2) | CONDA)
   4084   1.1     skrll #define INSN_OR		F3(2, 0x2, 0)
   4085   1.1     skrll #define INSN_NOP	F2(0,4)
   4086   1.1     skrll 
   4087   1.1     skrll 	  bfd_vma x, y;
   4088   1.1     skrll 
   4089   1.1     skrll 	  /* If the instruction is a call with either:
   4090   1.1     skrll 	     restore
   4091   1.1     skrll 	     arithmetic instruction with rd == %o7
   4092   1.1     skrll 	     where rs1 != %o7 and rs2 if it is register != %o7
   4093   1.1     skrll 	     then we can optimize if the call destination is near
   4094   1.1     skrll 	     by changing the call into a branch always.  */
   4095   1.1     skrll 	  x = bfd_get_32 (input_bfd, contents + rel->r_offset);
   4096   1.1     skrll 	  y = bfd_get_32 (input_bfd, contents + rel->r_offset + 4);
   4097   1.1     skrll 	  if ((x & OP(~0)) == OP(1) && (y & OP(~0)) == OP(2))
   4098   1.1     skrll 	    {
   4099   1.1     skrll 	      if (((y & OP3(~0)) == OP3(0x3d) /* restore */
   4100   1.1     skrll 		   || ((y & OP3(0x28)) == 0 /* arithmetic */
   4101   1.1     skrll 		       && (y & RD(~0)) == RD(O7)))
   4102   1.1     skrll 		  && (y & RS1(~0)) != RS1(O7)
   4103   1.1     skrll 		  && ((y & F3I(~0))
   4104   1.1     skrll 		      || (y & RS2(~0)) != RS2(O7)))
   4105   1.1     skrll 		{
   4106   1.1     skrll 		  bfd_vma reloc;
   4107   1.1     skrll 
   4108   1.1     skrll 		  reloc = relocation + rel->r_addend - rel->r_offset;
   4109   1.1     skrll 		  reloc -= (input_section->output_section->vma
   4110   1.1     skrll 			    + input_section->output_offset);
   4111   1.1     skrll 
   4112   1.1     skrll 		  /* Ensure the branch fits into simm22.  */
   4113   1.1     skrll 		  if ((reloc & 3) == 0
   4114   1.1     skrll 		      && ((reloc & ~(bfd_vma)0x7fffff) == 0
   4115   1.1     skrll 			  || ((reloc | 0x7fffff) == ~(bfd_vma)0)))
   4116   1.1     skrll 		    {
   4117   1.1     skrll 		      reloc >>= 2;
   4118   1.1     skrll 
   4119   1.1     skrll 		      /* Check whether it fits into simm19.  */
   4120   1.1     skrll 		      if (((reloc & 0x3c0000) == 0
   4121   1.1     skrll 			   || (reloc & 0x3c0000) == 0x3c0000)
   4122   1.1     skrll 			  && (ABI_64_P (output_bfd)
   4123   1.1     skrll 			      || elf_elfheader (output_bfd)->e_flags & EF_SPARC_32PLUS))
   4124   1.1     skrll 			x = INSN_BPA | (reloc & 0x7ffff); /* ba,pt %xcc */
   4125   1.1     skrll 		      else
   4126   1.1     skrll 			x = INSN_BA | (reloc & 0x3fffff); /* ba */
   4127   1.1     skrll 		      bfd_put_32 (input_bfd, x, contents + rel->r_offset);
   4128   1.1     skrll 		      r = bfd_reloc_ok;
   4129   1.1     skrll 		      if (rel->r_offset >= 4
   4130   1.1     skrll 			  && (y & (0xffffffff ^ RS1(~0)))
   4131   1.1     skrll 			     == (INSN_OR | RD(O7) | RS2(G0)))
   4132   1.1     skrll 			{
   4133   1.1     skrll 			  bfd_vma z;
   4134   1.1     skrll 			  unsigned int reg;
   4135  1.13  christos 
   4136   1.1     skrll 			  z = bfd_get_32 (input_bfd,
   4137   1.1     skrll 					  contents + rel->r_offset - 4);
   4138   1.1     skrll 			  if ((z & (0xffffffff ^ RD(~0)))
   4139   1.1     skrll 			      != (INSN_OR | RS1(O7) | RS2(G0)))
   4140   1.1     skrll 			    continue;
   4141   1.1     skrll 
   4142   1.1     skrll 			  /* The sequence was
   4143   1.1     skrll 			     or %o7, %g0, %rN
   4144   1.1     skrll 			     call foo
   4145   1.1     skrll 			     or %rN, %g0, %o7
   4146   1.1     skrll 
   4147   1.1     skrll 			     If call foo was replaced with ba, replace
   4148  1.13  christos 			     or %rN, %g0, %o7 with nop.  */
   4149   1.1     skrll 
   4150   1.1     skrll 			  reg = (y & RS1(~0)) >> 14;
   4151   1.1     skrll 			  if (reg != ((z & RD(~0)) >> 25)
   4152   1.1     skrll 			      || reg == G0 || reg == O7)
   4153   1.1     skrll 			    continue;
   4154   1.1     skrll 
   4155   1.1     skrll 			  bfd_put_32 (input_bfd, (bfd_vma) INSN_NOP,
   4156   1.1     skrll 				      contents + rel->r_offset + 4);
   4157   1.1     skrll 			}
   4158   1.1     skrll 
   4159   1.1     skrll 		    }
   4160   1.3  christos 		}
   4161   1.3  christos 	    }
   4162   1.3  christos 	}
   4163   1.3  christos 
   4164   1.3  christos       if (r == bfd_reloc_continue)
   4165   1.3  christos 	{
   4166   1.1     skrll do_relocation:
   4167   1.1     skrll 	  r = _bfd_final_link_relocate (howto, input_bfd, input_section,
   4168   1.1     skrll 					contents, rel->r_offset,
   4169   1.1     skrll 					relocation, rel->r_addend);
   4170   1.1     skrll 	}
   4171   1.1     skrll       if (r != bfd_reloc_ok)
   4172   1.1     skrll 	{
   4173   1.1     skrll 	  switch (r)
   4174   1.1     skrll 	    {
   4175   1.1     skrll 	    default:
   4176   1.1     skrll 	    case bfd_reloc_outofrange:
   4177   1.7  christos 	      abort ();
   4178   1.1     skrll 	    case bfd_reloc_overflow:
   4179   1.1     skrll 	      {
   4180   1.1     skrll 		const char *name;
   4181   1.6  christos 
   4182   1.6  christos 		/* The Solaris native linker silently disregards overflows.
   4183   1.6  christos 		   We don't, but this breaks stabs debugging info, whose
   4184   1.1     skrll 		   relocations are only 32-bits wide.  Ignore overflows in
   4185  1.15  christos 		   this case and also for discarded entries.  */
   4186   1.1     skrll 		if ((r_type == R_SPARC_32
   4187   1.1     skrll 		     || r_type == R_SPARC_UA32
   4188   1.1     skrll 		     || r_type == R_SPARC_DISP32)
   4189   1.1     skrll 		    && (((input_section->flags & SEC_DEBUGGING) != 0
   4190   1.1     skrll 			 && strcmp (bfd_section_name (input_section),
   4191   1.1     skrll 				    ".stab") == 0)
   4192   1.1     skrll 			|| _bfd_elf_section_offset (output_bfd, info,
   4193   1.1     skrll 						    input_section,
   4194   1.1     skrll 						    rel->r_offset)
   4195   1.1     skrll 			     == (bfd_vma)-1))
   4196   1.1     skrll 		  break;
   4197   1.1     skrll 
   4198   1.1     skrll 		if (h != NULL)
   4199   1.1     skrll 		  {
   4200   1.1     skrll 		    /* Assume this is a call protected by other code that
   4201   1.1     skrll 		       detect the symbol is undefined.  If this is the case,
   4202   1.1     skrll 		       we can safely ignore the overflow.  If not, the
   4203   1.1     skrll 		       program is hosed anyway, and a little warning isn't
   4204  1.13  christos 		       going to help.  */
   4205   1.1     skrll 		    if (h->root.type == bfd_link_hash_undefweak
   4206   1.1     skrll 			&& howto->pc_relative)
   4207   1.1     skrll 		      break;
   4208   1.1     skrll 
   4209   1.1     skrll 		    name = NULL;
   4210   1.1     skrll 		  }
   4211   1.1     skrll 		else
   4212   1.1     skrll 		  {
   4213   1.1     skrll 		    name = bfd_elf_string_from_elf_section (input_bfd,
   4214  1.15  christos 							    symtab_hdr->sh_link,
   4215   1.1     skrll 							    sym->st_name);
   4216  1.11  christos 		    if (name == NULL)
   4217  1.11  christos 		      return FALSE;
   4218  1.11  christos 		    if (*name == '\0')
   4219   1.1     skrll 		      name = bfd_section_name (sec);
   4220   1.1     skrll 		  }
   4221   1.1     skrll 		(*info->callbacks->reloc_overflow)
   4222   1.1     skrll 		  (info, (h ? &h->root : NULL), name, howto->name,
   4223   1.1     skrll 		   (bfd_vma) 0, input_bfd, input_section, rel->r_offset);
   4224   1.1     skrll 	      }
   4225   1.1     skrll 	      break;
   4226   1.1     skrll 	    }
   4227   1.1     skrll 	}
   4228   1.1     skrll     }
   4229   1.1     skrll 
   4230   1.1     skrll   return TRUE;
   4231   1.1     skrll }
   4232   1.1     skrll 
   4233   1.1     skrll /* Build a VxWorks PLT entry.  PLT_INDEX is the index of the PLT entry
   4234   1.1     skrll    and PLT_OFFSET is the byte offset from the start of .plt.  GOT_OFFSET
   4235   1.1     skrll    is the offset of the associated .got.plt entry from
   4236   1.1     skrll    _GLOBAL_OFFSET_TABLE_.  */
   4237   1.1     skrll 
   4238   1.1     skrll static void
   4239   1.1     skrll sparc_vxworks_build_plt_entry (bfd *output_bfd, struct bfd_link_info *info,
   4240   1.1     skrll 			       bfd_vma plt_offset, bfd_vma plt_index,
   4241   1.1     skrll 			       bfd_vma got_offset)
   4242   1.1     skrll {
   4243   1.1     skrll   bfd_vma got_base;
   4244   1.1     skrll   const bfd_vma *plt_entry;
   4245   1.3  christos   struct _bfd_sparc_elf_link_hash_table *htab;
   4246   1.3  christos   bfd_byte *loc;
   4247   1.7  christos   Elf_Internal_Rela rela;
   4248   1.1     skrll 
   4249   1.1     skrll   htab = _bfd_sparc_elf_hash_table (info);
   4250   1.1     skrll   BFD_ASSERT (htab != NULL);
   4251   1.1     skrll 
   4252   1.1     skrll   if (bfd_link_pic (info))
   4253   1.1     skrll     {
   4254   1.1     skrll       plt_entry = sparc_vxworks_shared_plt_entry;
   4255   1.1     skrll       got_base = 0;
   4256   1.1     skrll     }
   4257   1.1     skrll   else
   4258   1.1     skrll     {
   4259   1.1     skrll       plt_entry = sparc_vxworks_exec_plt_entry;
   4260   1.1     skrll       got_base = (htab->elf.hgot->root.u.def.value
   4261   1.1     skrll 		  + htab->elf.hgot->root.u.def.section->output_offset
   4262   1.3  christos 		  + htab->elf.hgot->root.u.def.section->output_section->vma);
   4263   1.1     skrll     }
   4264   1.3  christos 
   4265   1.1     skrll   /* Fill in the entry in the procedure linkage table.  */
   4266   1.3  christos   bfd_put_32 (output_bfd, plt_entry[0] + ((got_base + got_offset) >> 10),
   4267   1.1     skrll 	      htab->elf.splt->contents + plt_offset);
   4268   1.3  christos   bfd_put_32 (output_bfd, plt_entry[1] + ((got_base + got_offset) & 0x3ff),
   4269   1.1     skrll 	      htab->elf.splt->contents + plt_offset + 4);
   4270   1.3  christos   bfd_put_32 (output_bfd, plt_entry[2],
   4271   1.1     skrll 	      htab->elf.splt->contents + plt_offset + 8);
   4272   1.3  christos   bfd_put_32 (output_bfd, plt_entry[3],
   4273   1.1     skrll 	      htab->elf.splt->contents + plt_offset + 12);
   4274   1.1     skrll   bfd_put_32 (output_bfd, plt_entry[4],
   4275   1.1     skrll 	      htab->elf.splt->contents + plt_offset + 16);
   4276   1.1     skrll   bfd_put_32 (output_bfd, plt_entry[5] + (plt_index >> 10),
   4277   1.3  christos 	      htab->elf.splt->contents + plt_offset + 20);
   4278   1.1     skrll   /* PC-relative displacement for a branch to the start of
   4279   1.3  christos      the PLT section.  */
   4280   1.1     skrll   bfd_put_32 (output_bfd, plt_entry[6] + (((-plt_offset - 24) >> 2)
   4281   1.1     skrll 					  & 0x003fffff),
   4282   1.1     skrll 	      htab->elf.splt->contents + plt_offset + 24);
   4283   1.3  christos   bfd_put_32 (output_bfd, plt_entry[7] + (plt_index & 0x3ff),
   4284   1.1     skrll 	      htab->elf.splt->contents + plt_offset + 28);
   4285   1.3  christos 
   4286   1.3  christos   /* Fill in the .got.plt entry, pointing initially at the
   4287   1.1     skrll      second half of the PLT entry.  */
   4288   1.3  christos   BFD_ASSERT (htab->elf.sgotplt != NULL);
   4289   1.1     skrll   bfd_put_32 (output_bfd,
   4290   1.1     skrll 	      htab->elf.splt->output_section->vma
   4291   1.7  christos 	      + htab->elf.splt->output_offset
   4292   1.1     skrll 	      + plt_offset + 20,
   4293   1.1     skrll 	      htab->elf.sgotplt->contents + got_offset);
   4294   1.1     skrll 
   4295   1.1     skrll   /* Add relocations to .rela.plt.unloaded.  */
   4296   1.1     skrll   if (!bfd_link_pic (info))
   4297   1.3  christos     {
   4298   1.3  christos       loc = (htab->srelplt2->contents
   4299   1.1     skrll 	     + (2 + 3 * plt_index) * sizeof (Elf32_External_Rela));
   4300   1.1     skrll 
   4301   1.1     skrll       /* Relocate the initial sethi.  */
   4302   1.1     skrll       rela.r_offset = (htab->elf.splt->output_section->vma
   4303   1.1     skrll 		       + htab->elf.splt->output_offset
   4304   1.1     skrll 		       + plt_offset);
   4305   1.1     skrll       rela.r_info = ELF32_R_INFO (htab->elf.hgot->indx, R_SPARC_HI22);
   4306   1.1     skrll       rela.r_addend = got_offset;
   4307   1.1     skrll       bfd_elf32_swap_reloca_out (output_bfd, &rela, loc);
   4308   1.1     skrll       loc += sizeof (Elf32_External_Rela);
   4309   1.1     skrll 
   4310   1.1     skrll       /* Likewise the following or.  */
   4311   1.1     skrll       rela.r_offset += 4;
   4312   1.3  christos       rela.r_info = ELF32_R_INFO (htab->elf.hgot->indx, R_SPARC_LO10);
   4313   1.3  christos       bfd_elf32_swap_reloca_out (output_bfd, &rela, loc);
   4314   1.1     skrll       loc += sizeof (Elf32_External_Rela);
   4315   1.1     skrll 
   4316   1.1     skrll       /* Relocate the .got.plt entry.  */
   4317   1.1     skrll       rela.r_offset = (htab->elf.sgotplt->output_section->vma
   4318   1.1     skrll 		       + htab->elf.sgotplt->output_offset
   4319   1.1     skrll 		       + got_offset);
   4320   1.1     skrll       rela.r_info = ELF32_R_INFO (htab->elf.hplt->indx, R_SPARC_32);
   4321   1.1     skrll       rela.r_addend = plt_offset + 20;
   4322   1.1     skrll       bfd_elf32_swap_reloca_out (output_bfd, &rela, loc);
   4323   1.1     skrll     }
   4324   1.1     skrll }
   4325   1.1     skrll 
   4326   1.1     skrll /* Finish up dynamic symbol handling.  We set the contents of various
   4327   1.1     skrll    dynamic sections here.  */
   4328   1.1     skrll 
   4329   1.1     skrll bfd_boolean
   4330   1.1     skrll _bfd_sparc_elf_finish_dynamic_symbol (bfd *output_bfd,
   4331   1.1     skrll 				      struct bfd_link_info *info,
   4332  1.13  christos 				      struct elf_link_hash_entry *h,
   4333  1.14  christos 				      Elf_Internal_Sym *sym)
   4334   1.1     skrll {
   4335   1.1     skrll   struct _bfd_sparc_elf_link_hash_table *htab;
   4336   1.3  christos   const struct elf_backend_data *bed;
   4337   1.1     skrll   struct _bfd_sparc_elf_link_hash_entry  *eh;
   4338   1.1     skrll   bfd_boolean resolved_to_zero;
   4339  1.13  christos 
   4340  1.13  christos   htab = _bfd_sparc_elf_hash_table (info);
   4341  1.13  christos   BFD_ASSERT (htab != NULL);
   4342  1.13  christos   bed = get_elf_backend_data (output_bfd);
   4343  1.13  christos 
   4344  1.14  christos   eh = (struct _bfd_sparc_elf_link_hash_entry *) h;
   4345  1.13  christos 
   4346   1.1     skrll   /* We keep PLT/GOT entries without dynamic PLT/GOT relocations for
   4347   1.1     skrll      resolved undefined weak symbols in executable so that their
   4348   1.1     skrll      references have value 0 at run-time.  */
   4349   1.1     skrll   resolved_to_zero = UNDEFINED_WEAK_RESOLVED_TO_ZERO (info, eh);
   4350   1.1     skrll 
   4351   1.1     skrll   if (h->plt.offset != (bfd_vma) -1)
   4352   1.1     skrll     {
   4353   1.1     skrll       asection *splt;
   4354   1.1     skrll       asection *srela;
   4355   1.3  christos       Elf_Internal_Rela rela;
   4356   1.3  christos       bfd_byte *loc;
   4357   1.3  christos       bfd_vma r_offset, got_offset;
   4358   1.3  christos       int rela_index;
   4359   1.3  christos 
   4360   1.3  christos       /* When building a static executable, use .iplt and
   4361   1.3  christos 	 .rela.iplt sections for STT_GNU_IFUNC symbols.  */
   4362   1.3  christos       if (htab->elf.splt != NULL)
   4363   1.3  christos 	{
   4364   1.3  christos 	  splt = htab->elf.splt;
   4365   1.3  christos 	  srela = htab->elf.srelplt;
   4366   1.3  christos 	}
   4367   1.1     skrll       else
   4368   1.3  christos 	{
   4369   1.3  christos 	  splt = htab->elf.iplt;
   4370   1.1     skrll 	  srela = htab->elf.irelplt;
   4371   1.1     skrll 	}
   4372   1.1     skrll 
   4373   1.1     skrll       if (splt == NULL || srela == NULL)
   4374   1.1     skrll 	abort ();
   4375   1.1     skrll 
   4376   1.1     skrll       /* Fill in the entry in the .rela.plt section.  */
   4377   1.1     skrll       if (htab->is_vxworks)
   4378   1.1     skrll 	{
   4379   1.1     skrll 	  /* Work out the index of this PLT entry.  */
   4380   1.1     skrll 	  rela_index = ((h->plt.offset - htab->plt_header_size)
   4381   1.1     skrll 			/ htab->plt_entry_size);
   4382   1.1     skrll 
   4383   1.1     skrll 	  /* Calculate the offset of the associated .got.plt entry.
   4384   1.1     skrll 	     The first three entries are reserved.  */
   4385   1.1     skrll 	  got_offset = (rela_index + 3) * 4;
   4386   1.1     skrll 
   4387   1.1     skrll 	  sparc_vxworks_build_plt_entry (output_bfd, info, h->plt.offset,
   4388   1.3  christos 					 rela_index, got_offset);
   4389   1.3  christos 
   4390   1.1     skrll 
   4391   1.1     skrll 	  /* On VxWorks, the relocation points to the .got.plt entry,
   4392   1.3  christos 	     not the .plt entry.  */
   4393   1.3  christos 	  rela.r_offset = (htab->elf.sgotplt->output_section->vma
   4394   1.1     skrll 			   + htab->elf.sgotplt->output_offset
   4395   1.1     skrll 			   + got_offset);
   4396   1.1     skrll 	  rela.r_addend = 0;
   4397   1.3  christos 	  rela.r_info = SPARC_ELF_R_INFO (htab, NULL, h->dynindx,
   4398   1.3  christos 					  R_SPARC_JMP_SLOT);
   4399   1.1     skrll 	}
   4400   1.1     skrll       else
   4401   1.1     skrll 	{
   4402   1.1     skrll 	  bfd_boolean ifunc = FALSE;
   4403   1.1     skrll 
   4404   1.3  christos 	  /* Fill in the entry in the procedure linkage table.  */
   4405   1.3  christos 	  rela_index = SPARC_ELF_BUILD_PLT_ENTRY (htab, output_bfd, splt,
   4406   1.7  christos 						  h->plt.offset, splt->size,
   4407   1.3  christos 						  &r_offset);
   4408   1.3  christos 
   4409   1.3  christos 	  if (h == NULL
   4410   1.3  christos 	      || h->dynindx == -1
   4411   1.3  christos 	      || ((bfd_link_executable (info)
   4412   1.3  christos 		   || ELF_ST_VISIBILITY (h->other) != STV_DEFAULT)
   4413   1.3  christos 		  && h->def_regular
   4414   1.3  christos 		  && h->type == STT_GNU_IFUNC))
   4415   1.3  christos 	    {
   4416   1.3  christos 	      ifunc = TRUE;
   4417   1.3  christos 	      BFD_ASSERT (h == NULL
   4418   1.3  christos 			  || (h->type == STT_GNU_IFUNC
   4419   1.1     skrll 			      && h->def_regular
   4420   1.1     skrll 			      && (h->root.type == bfd_link_hash_defined
   4421   1.3  christos 				  || h->root.type == bfd_link_hash_defweak)));
   4422   1.3  christos 	    }
   4423   1.1     skrll 
   4424   1.3  christos 	  rela.r_offset = r_offset
   4425   1.3  christos 	    + (splt->output_section->vma + splt->output_offset);
   4426   1.3  christos 	  if (ABI_64_P (output_bfd)
   4427   1.3  christos 	      && h->plt.offset >= (PLT64_LARGE_THRESHOLD * PLT64_ENTRY_SIZE))
   4428   1.3  christos 	    {
   4429   1.3  christos 	      if (ifunc)
   4430   1.3  christos 		{
   4431   1.3  christos 		  rela.r_addend = (h->root.u.def.section->output_section->vma
   4432   1.3  christos 				   + h->root.u.def.section->output_offset
   4433   1.3  christos 				   + h->root.u.def.value);
   4434   1.3  christos 		  rela.r_info = SPARC_ELF_R_INFO (htab, NULL, 0,
   4435   1.3  christos 						  R_SPARC_IRELATIVE);
   4436   1.3  christos 		}
   4437   1.3  christos 	      else
   4438   1.3  christos 		{
   4439   1.3  christos 		  rela.r_addend = (-(h->plt.offset + 4)
   4440   1.1     skrll 				   - splt->output_section->vma
   4441   1.1     skrll 				   - splt->output_offset);
   4442   1.1     skrll 		  rela.r_info = SPARC_ELF_R_INFO (htab, NULL, h->dynindx,
   4443   1.3  christos 						  R_SPARC_JMP_SLOT);
   4444   1.3  christos 		}
   4445   1.3  christos 	    }
   4446   1.3  christos 	  else
   4447   1.3  christos 	    {
   4448   1.3  christos 	      if (ifunc)
   4449   1.3  christos 		{
   4450   1.3  christos 		  rela.r_addend = (h->root.u.def.section->output_section->vma
   4451   1.3  christos 				   + h->root.u.def.section->output_offset
   4452   1.3  christos 				   + h->root.u.def.value);
   4453   1.3  christos 		  rela.r_info = SPARC_ELF_R_INFO (htab, NULL, 0,
   4454   1.3  christos 						  R_SPARC_JMP_IREL);
   4455   1.3  christos 		}
   4456   1.3  christos 	      else
   4457   1.1     skrll 		{
   4458   1.1     skrll 		  rela.r_addend = 0;
   4459   1.1     skrll 		  rela.r_info = SPARC_ELF_R_INFO (htab, NULL, h->dynindx,
   4460   1.1     skrll 						  R_SPARC_JMP_SLOT);
   4461   1.1     skrll 		}
   4462   1.1     skrll 	    }
   4463   1.1     skrll 	}
   4464   1.1     skrll 
   4465   1.1     skrll       /* Adjust for the first 4 reserved elements in the .plt section
   4466   1.1     skrll 	 when setting the offset in the .rela.plt section.
   4467   1.1     skrll 	 Sun forgot to read their own ABI and copied elf32-sparc behaviour,
   4468   1.1     skrll 	 thus .plt[4] has corresponding .rela.plt[0] and so on.  */
   4469  1.14  christos 
   4470   1.1     skrll       loc = srela->contents;
   4471   1.1     skrll       loc += rela_index * bed->s->sizeof_rela;
   4472   1.1     skrll       bed->s->swap_reloca_out (output_bfd, &rela, loc);
   4473   1.1     skrll 
   4474   1.1     skrll       if (!resolved_to_zero && !h->def_regular)
   4475   1.1     skrll 	{
   4476   1.1     skrll 	  /* Mark the symbol as undefined, rather than as defined in
   4477   1.1     skrll 	     the .plt section.  Leave the value alone.  */
   4478   1.1     skrll 	  sym->st_shndx = SHN_UNDEF;
   4479   1.1     skrll 	  /* If the symbol is weak, we do need to clear the value.
   4480   1.1     skrll 	     Otherwise, the PLT entry would provide a definition for
   4481   1.1     skrll 	     the symbol even if the symbol wasn't defined anywhere,
   4482   1.1     skrll 	     and so the symbol would never be NULL.  */
   4483  1.14  christos 	  if (!h->ref_regular_nonweak)
   4484  1.14  christos 	    sym->st_value = 0;
   4485   1.1     skrll 	}
   4486   1.1     skrll     }
   4487  1.13  christos 
   4488  1.14  christos   /* Don't generate dynamic GOT relocation against resolved undefined weak
   4489  1.14  christos      symbols in an executable.  */
   4490  1.14  christos   if (h->got.offset != (bfd_vma) -1
   4491   1.1     skrll       && _bfd_sparc_elf_hash_entry(h)->tls_type != GOT_TLS_GD
   4492   1.1     skrll       && _bfd_sparc_elf_hash_entry(h)->tls_type != GOT_TLS_IE
   4493   1.1     skrll       && !(h->root.type == bfd_link_hash_undefweak
   4494   1.1     skrll 	   && (ELF_ST_VISIBILITY (h->other) != STV_DEFAULT
   4495   1.1     skrll 	       || resolved_to_zero)))
   4496   1.1     skrll     {
   4497   1.1     skrll       asection *sgot;
   4498   1.3  christos       asection *srela;
   4499   1.3  christos       Elf_Internal_Rela rela;
   4500   1.1     skrll 
   4501   1.1     skrll       /* This symbol has an entry in the GOT.  Set it up.  */
   4502   1.1     skrll 
   4503   1.1     skrll       sgot = htab->elf.sgot;
   4504   1.1     skrll       srela = htab->elf.srelgot;
   4505   1.1     skrll       BFD_ASSERT (sgot != NULL && srela != NULL);
   4506   1.1     skrll 
   4507   1.1     skrll       rela.r_offset = (sgot->output_section->vma
   4508   1.1     skrll 		       + sgot->output_offset
   4509   1.1     skrll 		       + (h->got.offset &~ (bfd_vma) 1));
   4510   1.1     skrll 
   4511   1.7  christos       /* If this is a -Bsymbolic link, and the symbol is defined
   4512   1.3  christos 	 locally, we just want to emit a RELATIVE reloc.  Likewise if
   4513   1.1     skrll 	 the symbol was forced to be local because of a version file.
   4514   1.1     skrll 	 The entry in the global offset table will already have been
   4515   1.3  christos 	 initialized in the relocate_section function.  */
   4516   1.3  christos       if (! bfd_link_pic (info)
   4517   1.3  christos 	  && h->type == STT_GNU_IFUNC
   4518   1.3  christos 	  && h->def_regular)
   4519   1.3  christos 	{
   4520   1.3  christos 	  asection *plt;
   4521   1.3  christos 
   4522   1.3  christos 	  /* We load the GOT entry with the PLT entry.  */
   4523   1.3  christos 	  plt = htab->elf.splt ? htab->elf.splt : htab->elf.iplt;
   4524   1.3  christos 	  SPARC_ELF_PUT_WORD (htab, output_bfd,
   4525   1.3  christos 			      (plt->output_section->vma
   4526  1.14  christos 			       + plt->output_offset + h->plt.offset),
   4527  1.14  christos 			      htab->elf.sgot->contents
   4528   1.3  christos 			      + (h->got.offset & ~(bfd_vma) 1));
   4529   1.1     skrll 	  return TRUE;
   4530   1.3  christos 	}
   4531   1.3  christos 
   4532   1.3  christos       if (bfd_link_pic (info) && SYMBOL_REFERENCES_LOCAL (info, h))
   4533   1.3  christos 	{
   4534   1.1     skrll 	  asection *sec = h->root.u.def.section;
   4535   1.1     skrll 	  if (h->type == STT_GNU_IFUNC)
   4536   1.1     skrll 	    rela.r_info = SPARC_ELF_R_INFO (htab, NULL, 0, R_SPARC_IRELATIVE);
   4537   1.1     skrll 	  else
   4538   1.1     skrll 	    rela.r_info = SPARC_ELF_R_INFO (htab, NULL, 0, R_SPARC_RELATIVE);
   4539   1.1     skrll 	  rela.r_addend = (h->root.u.def.value
   4540   1.1     skrll 			   + sec->output_section->vma
   4541   1.1     skrll 			   + sec->output_offset);
   4542   1.1     skrll 	}
   4543   1.1     skrll       else
   4544   1.1     skrll 	{
   4545   1.1     skrll 	  rela.r_info = SPARC_ELF_R_INFO (htab, NULL, h->dynindx, R_SPARC_GLOB_DAT);
   4546   1.1     skrll 	  rela.r_addend = 0;
   4547   1.1     skrll 	}
   4548   1.1     skrll 
   4549   1.1     skrll       SPARC_ELF_PUT_WORD (htab, output_bfd, 0,
   4550   1.1     skrll 			  sgot->contents + (h->got.offset & ~(bfd_vma) 1));
   4551   1.1     skrll       sparc_elf_append_rela (output_bfd, srela, &rela);
   4552   1.1     skrll     }
   4553   1.1     skrll 
   4554   1.1     skrll   if (h->needs_copy)
   4555   1.1     skrll     {
   4556   1.1     skrll       asection *s;
   4557   1.1     skrll       Elf_Internal_Rela rela;
   4558   1.1     skrll 
   4559   1.1     skrll       /* This symbols needs a copy reloc.  Set it up.  */
   4560   1.1     skrll       BFD_ASSERT (h->dynindx != -1);
   4561   1.1     skrll 
   4562  1.13  christos       rela.r_offset = (h->root.u.def.value
   4563  1.13  christos 		       + h->root.u.def.section->output_section->vma
   4564  1.13  christos 		       + h->root.u.def.section->output_offset);
   4565  1.13  christos       rela.r_info = SPARC_ELF_R_INFO (htab, NULL, h->dynindx, R_SPARC_COPY);
   4566   1.1     skrll       rela.r_addend = 0;
   4567   1.1     skrll       if (h->root.u.def.section == htab->elf.sdynrelro)
   4568   1.1     skrll 	s = htab->elf.sreldynrelro;
   4569   1.1     skrll       else
   4570   1.1     skrll 	s = htab->elf.srelbss;
   4571   1.1     skrll       sparc_elf_append_rela (output_bfd, s, &rela);
   4572   1.3  christos     }
   4573   1.7  christos 
   4574   1.3  christos   /* Mark some specially defined symbols as absolute.  On VxWorks,
   4575   1.3  christos      _GLOBAL_OFFSET_TABLE_ is not absolute: it is relative to the
   4576   1.1     skrll      ".got" section.  Likewise _PROCEDURE_LINKAGE_TABLE_ and ".plt".  */
   4577   1.1     skrll   if (sym != NULL
   4578   1.1     skrll       && (h == htab->elf.hdynamic
   4579   1.1     skrll 	  || (!htab->is_vxworks
   4580   1.1     skrll 	      && (h == htab->elf.hgot || h == htab->elf.hplt))))
   4581   1.1     skrll     sym->st_shndx = SHN_ABS;
   4582   1.1     skrll 
   4583   1.1     skrll   return TRUE;
   4584   1.1     skrll }
   4585   1.1     skrll 
   4586   1.1     skrll /* Finish up the dynamic sections.  */
   4587   1.1     skrll 
   4588   1.1     skrll static bfd_boolean
   4589   1.1     skrll sparc_finish_dyn (bfd *output_bfd, struct bfd_link_info *info,
   4590   1.1     skrll 		  bfd *dynobj, asection *sdyn,
   4591   1.1     skrll 		  asection *splt ATTRIBUTE_UNUSED)
   4592   1.1     skrll {
   4593   1.1     skrll   struct _bfd_sparc_elf_link_hash_table *htab;
   4594   1.1     skrll   const struct elf_backend_data *bed;
   4595   1.1     skrll   bfd_byte *dyncon, *dynconend;
   4596   1.3  christos   size_t dynsize;
   4597   1.1     skrll   int stt_regidx = -1;
   4598   1.1     skrll   bfd_boolean abi_64_p;
   4599   1.1     skrll 
   4600   1.1     skrll   htab = _bfd_sparc_elf_hash_table (info);
   4601   1.1     skrll   BFD_ASSERT (htab != NULL);
   4602   1.1     skrll   bed = get_elf_backend_data (output_bfd);
   4603   1.1     skrll   dynsize = bed->s->sizeof_dyn;
   4604   1.1     skrll   dynconend = sdyn->contents + sdyn->size;
   4605   1.1     skrll   abi_64_p = ABI_64_P (output_bfd);
   4606   1.1     skrll   for (dyncon = sdyn->contents; dyncon < dynconend; dyncon += dynsize)
   4607   1.1     skrll     {
   4608  1.13  christos       Elf_Internal_Dyn dyn;
   4609   1.1     skrll       bfd_boolean size;
   4610   1.1     skrll 
   4611   1.1     skrll       bed->s->swap_dyn_in (dynobj, dyncon, &dyn);
   4612   1.3  christos 
   4613   1.1     skrll       if (htab->is_vxworks && dyn.d_tag == DT_PLTGOT)
   4614   1.3  christos 	{
   4615   1.3  christos 	  /* On VxWorks, DT_PLTGOT should point to the start of the GOT,
   4616   1.1     skrll 	     not to the start of the PLT.  */
   4617   1.1     skrll 	  if (htab->elf.sgotplt)
   4618   1.1     skrll 	    {
   4619   1.1     skrll 	      dyn.d_un.d_val = (htab->elf.sgotplt->output_section->vma
   4620   1.1     skrll 				+ htab->elf.sgotplt->output_offset);
   4621   1.1     skrll 	      bed->s->swap_dyn_out (output_bfd, &dyn, dyncon);
   4622   1.1     skrll 	    }
   4623   1.1     skrll 	}
   4624   1.1     skrll       else if (htab->is_vxworks
   4625   1.1     skrll 	       && elf_vxworks_finish_dynamic_entry (output_bfd, &dyn))
   4626   1.1     skrll 	bed->s->swap_dyn_out (output_bfd, &dyn, dyncon);
   4627   1.1     skrll       else if (abi_64_p && dyn.d_tag == DT_SPARC_REGISTER)
   4628   1.1     skrll 	{
   4629   1.1     skrll 	  if (stt_regidx == -1)
   4630   1.1     skrll 	    {
   4631   1.1     skrll 	      stt_regidx =
   4632   1.1     skrll 		_bfd_elf_link_lookup_local_dynindx (info, output_bfd, -1);
   4633   1.1     skrll 	      if (stt_regidx == -1)
   4634   1.1     skrll 		return FALSE;
   4635   1.1     skrll 	    }
   4636  1.13  christos 	  dyn.d_un.d_val = stt_regidx++;
   4637  1.13  christos 	  bed->s->swap_dyn_out (output_bfd, &dyn, dyncon);
   4638   1.1     skrll 	}
   4639   1.1     skrll       else
   4640  1.13  christos 	{
   4641  1.13  christos 	  asection *s;
   4642  1.13  christos 
   4643  1.13  christos 	  switch (dyn.d_tag)
   4644  1.13  christos 	    {
   4645  1.13  christos 	    case DT_PLTGOT:
   4646  1.13  christos 	      s = htab->elf.splt;
   4647  1.13  christos 	      size = FALSE;
   4648  1.13  christos 	      break;
   4649  1.13  christos 	    case DT_PLTRELSZ:
   4650  1.13  christos 	      s = htab->elf.srelplt;
   4651  1.13  christos 	      size = TRUE;
   4652  1.13  christos 	      break;
   4653  1.13  christos 	    case DT_JMPREL:
   4654   1.1     skrll 	      s = htab->elf.srelplt;
   4655   1.1     skrll 	      size = FALSE;
   4656  1.13  christos 	      break;
   4657  1.13  christos 	    default:
   4658  1.13  christos 	      continue;
   4659   1.1     skrll 	    }
   4660  1.13  christos 
   4661  1.13  christos 	  if (s == NULL)
   4662   1.1     skrll 	    dyn.d_un.d_val = 0;
   4663  1.13  christos 	  else
   4664   1.1     skrll 	    {
   4665  1.13  christos 	      if (!size)
   4666   1.1     skrll 		dyn.d_un.d_ptr = s->output_section->vma + s->output_offset;
   4667   1.1     skrll 	      else
   4668   1.1     skrll 		dyn.d_un.d_val = s->size;
   4669   1.1     skrll 	    }
   4670   1.1     skrll 	  bed->s->swap_dyn_out (output_bfd, &dyn, dyncon);
   4671   1.1     skrll 	}
   4672   1.1     skrll     }
   4673   1.1     skrll   return TRUE;
   4674   1.1     skrll }
   4675   1.1     skrll 
   4676   1.1     skrll /* Install the first PLT entry in a VxWorks executable and make sure that
   4677   1.1     skrll    .rela.plt.unloaded relocations have the correct symbol indexes.  */
   4678   1.1     skrll 
   4679   1.1     skrll static void
   4680   1.1     skrll sparc_vxworks_finish_exec_plt (bfd *output_bfd, struct bfd_link_info *info)
   4681   1.1     skrll {
   4682   1.1     skrll   struct _bfd_sparc_elf_link_hash_table *htab;
   4683   1.3  christos   Elf_Internal_Rela rela;
   4684   1.1     skrll   bfd_vma got_base;
   4685   1.1     skrll   bfd_byte *loc;
   4686   1.1     skrll 
   4687   1.1     skrll   htab = _bfd_sparc_elf_hash_table (info);
   4688   1.1     skrll   BFD_ASSERT (htab != NULL);
   4689   1.1     skrll 
   4690   1.1     skrll   /* Calculate the absolute value of _GLOBAL_OFFSET_TABLE_.  */
   4691   1.1     skrll   got_base = (htab->elf.hgot->root.u.def.section->output_section->vma
   4692   1.1     skrll 	      + htab->elf.hgot->root.u.def.section->output_offset
   4693   1.3  christos 	      + htab->elf.hgot->root.u.def.value);
   4694   1.1     skrll 
   4695   1.1     skrll   /* Install the initial PLT entry.  */
   4696   1.3  christos   bfd_put_32 (output_bfd,
   4697   1.1     skrll 	      sparc_vxworks_exec_plt0_entry[0] + ((got_base + 8) >> 10),
   4698   1.1     skrll 	      htab->elf.splt->contents);
   4699   1.3  christos   bfd_put_32 (output_bfd,
   4700   1.1     skrll 	      sparc_vxworks_exec_plt0_entry[1] + ((got_base + 8) & 0x3ff),
   4701   1.1     skrll 	      htab->elf.splt->contents + 4);
   4702   1.3  christos   bfd_put_32 (output_bfd,
   4703   1.1     skrll 	      sparc_vxworks_exec_plt0_entry[2],
   4704   1.1     skrll 	      htab->elf.splt->contents + 8);
   4705   1.3  christos   bfd_put_32 (output_bfd,
   4706   1.1     skrll 	      sparc_vxworks_exec_plt0_entry[3],
   4707   1.1     skrll 	      htab->elf.splt->contents + 12);
   4708   1.1     skrll   bfd_put_32 (output_bfd,
   4709   1.1     skrll 	      sparc_vxworks_exec_plt0_entry[4],
   4710   1.3  christos 	      htab->elf.splt->contents + 16);
   4711   1.3  christos 
   4712   1.1     skrll   loc = htab->srelplt2->contents;
   4713   1.1     skrll 
   4714   1.1     skrll   /* Add an unloaded relocation for the initial entry's "sethi".  */
   4715   1.1     skrll   rela.r_offset = (htab->elf.splt->output_section->vma
   4716   1.1     skrll 		   + htab->elf.splt->output_offset);
   4717   1.1     skrll   rela.r_info = ELF32_R_INFO (htab->elf.hgot->indx, R_SPARC_HI22);
   4718   1.1     skrll   rela.r_addend = 8;
   4719   1.1     skrll   bfd_elf32_swap_reloca_out (output_bfd, &rela, loc);
   4720   1.1     skrll   loc += sizeof (Elf32_External_Rela);
   4721   1.1     skrll 
   4722   1.1     skrll   /* Likewise the following "or".  */
   4723   1.1     skrll   rela.r_offset += 4;
   4724   1.1     skrll   rela.r_info = ELF32_R_INFO (htab->elf.hgot->indx, R_SPARC_LO10);
   4725   1.1     skrll   bfd_elf32_swap_reloca_out (output_bfd, &rela, loc);
   4726   1.1     skrll   loc += sizeof (Elf32_External_Rela);
   4727   1.1     skrll 
   4728   1.1     skrll   /* Fix up the remaining .rela.plt.unloaded relocations.  They may have
   4729   1.1     skrll      the wrong symbol index for _G_O_T_ or _P_L_T_ depending on the order
   4730   1.1     skrll      in which symbols were output.  */
   4731   1.1     skrll   while (loc < htab->srelplt2->contents + htab->srelplt2->size)
   4732   1.1     skrll     {
   4733   1.1     skrll       Elf_Internal_Rela rel;
   4734   1.1     skrll 
   4735   1.1     skrll       /* The entry's initial "sethi" (against _G_O_T_).  */
   4736   1.1     skrll       bfd_elf32_swap_reloc_in (output_bfd, loc, &rel);
   4737   1.1     skrll       rel.r_info = ELF32_R_INFO (htab->elf.hgot->indx, R_SPARC_HI22);
   4738   1.1     skrll       bfd_elf32_swap_reloc_out (output_bfd, &rel, loc);
   4739   1.1     skrll       loc += sizeof (Elf32_External_Rela);
   4740   1.1     skrll 
   4741   1.1     skrll       /* The following "or" (also against _G_O_T_).  */
   4742   1.1     skrll       bfd_elf32_swap_reloc_in (output_bfd, loc, &rel);
   4743   1.1     skrll       rel.r_info = ELF32_R_INFO (htab->elf.hgot->indx, R_SPARC_LO10);
   4744   1.1     skrll       bfd_elf32_swap_reloc_out (output_bfd, &rel, loc);
   4745   1.1     skrll       loc += sizeof (Elf32_External_Rela);
   4746   1.1     skrll 
   4747   1.1     skrll       /* The .got.plt entry (against _P_L_T_).  */
   4748   1.1     skrll       bfd_elf32_swap_reloc_in (output_bfd, loc, &rel);
   4749   1.1     skrll       rel.r_info = ELF32_R_INFO (htab->elf.hplt->indx, R_SPARC_32);
   4750   1.1     skrll       bfd_elf32_swap_reloc_out (output_bfd, &rel, loc);
   4751   1.1     skrll       loc += sizeof (Elf32_External_Rela);
   4752   1.1     skrll     }
   4753   1.1     skrll }
   4754   1.1     skrll 
   4755   1.1     skrll /* Install the first PLT entry in a VxWorks shared object.  */
   4756   1.1     skrll 
   4757   1.1     skrll static void
   4758   1.1     skrll sparc_vxworks_finish_shared_plt (bfd *output_bfd, struct bfd_link_info *info)
   4759   1.3  christos {
   4760   1.3  christos   struct _bfd_sparc_elf_link_hash_table *htab;
   4761   1.1     skrll   unsigned int i;
   4762   1.1     skrll 
   4763   1.3  christos   htab = _bfd_sparc_elf_hash_table (info);
   4764   1.3  christos   BFD_ASSERT (htab != NULL);
   4765   1.3  christos 
   4766   1.3  christos   for (i = 0; i < ARRAY_SIZE (sparc_vxworks_shared_plt0_entry); i++)
   4767   1.3  christos     bfd_put_32 (output_bfd, sparc_vxworks_shared_plt0_entry[i],
   4768   1.3  christos 		htab->elf.splt->contents + i * 4);
   4769   1.3  christos }
   4770   1.3  christos 
   4771   1.3  christos /* Finish up local dynamic symbol handling.  We set the contents of
   4772   1.3  christos    various dynamic sections here.  */
   4773   1.3  christos 
   4774   1.3  christos static bfd_boolean
   4775   1.7  christos finish_local_dynamic_symbol (void **slot, void *inf)
   4776   1.3  christos {
   4777   1.3  christos   struct elf_link_hash_entry *h
   4778   1.3  christos     = (struct elf_link_hash_entry *) *slot;
   4779   1.1     skrll   struct bfd_link_info *info
   4780   1.1     skrll     = (struct bfd_link_info *) inf;
   4781  1.13  christos 
   4782  1.13  christos   return _bfd_sparc_elf_finish_dynamic_symbol (info->output_bfd, info,
   4783  1.13  christos 					       h, NULL);
   4784  1.13  christos }
   4785  1.13  christos 
   4786  1.13  christos /* Finish up undefined weak symbol handling in PIE.  Fill its PLT entry
   4787  1.13  christos    here since undefined weak symbol may not be dynamic and may not be
   4788  1.13  christos    called for _bfd_sparc_elf_finish_dynamic_symbol.  */
   4789  1.13  christos 
   4790  1.13  christos static bfd_boolean
   4791  1.13  christos pie_finish_undefweak_symbol (struct bfd_hash_entry *bh,
   4792  1.13  christos 			     void *inf)
   4793  1.13  christos {
   4794  1.13  christos   struct elf_link_hash_entry *h = (struct elf_link_hash_entry *) bh;
   4795  1.13  christos   struct bfd_link_info *info = (struct bfd_link_info *) inf;
   4796  1.13  christos 
   4797  1.13  christos   if (h->root.type != bfd_link_hash_undefweak
   4798  1.13  christos       || h->dynindx != -1)
   4799  1.13  christos     return TRUE;
   4800   1.1     skrll 
   4801   1.1     skrll   return _bfd_sparc_elf_finish_dynamic_symbol (info->output_bfd, info,
   4802   1.1     skrll 					       h, NULL);
   4803   1.1     skrll }
   4804   1.1     skrll 
   4805   1.1     skrll bfd_boolean
   4806   1.1     skrll _bfd_sparc_elf_finish_dynamic_sections (bfd *output_bfd, struct bfd_link_info *info)
   4807   1.1     skrll {
   4808   1.3  christos   bfd *dynobj;
   4809   1.1     skrll   asection *sdyn;
   4810   1.1     skrll   struct _bfd_sparc_elf_link_hash_table *htab;
   4811  1.15  christos 
   4812  1.15  christos   htab = _bfd_sparc_elf_hash_table (info);
   4813  1.15  christos   BFD_ASSERT (htab != NULL);
   4814  1.15  christos   dynobj = htab->elf.dynobj;
   4815  1.15  christos 
   4816  1.15  christos   /* We arranged in size_dynamic_sections to put the STT_REGISTER
   4817  1.15  christos      entries at the end of the dynlocal list, so they came at the end
   4818  1.15  christos      of the local symbols in the symtab.  Except that they aren't
   4819  1.15  christos      STB_LOCAL, so we need to back up symtab->sh_info.  */
   4820  1.15  christos   if (ABI_64_P (output_bfd)
   4821  1.15  christos       && elf_hash_table (info)->dynlocal)
   4822  1.15  christos     {
   4823  1.15  christos       asection *dynsymsec = bfd_get_linker_section (dynobj, ".dynsym");
   4824  1.15  christos       struct elf_link_local_dynamic_entry *e;
   4825  1.15  christos 
   4826  1.15  christos       for (e = elf_hash_table (info)->dynlocal; e ; e = e->next)
   4827  1.15  christos 	if (e->input_indx == -1)
   4828  1.15  christos 	  break;
   4829   1.6  christos       if (e)
   4830   1.1     skrll 	elf_section_data (dynsymsec->output_section)->this_hdr.sh_info
   4831   1.1     skrll 	  = e->dynindx;
   4832   1.1     skrll     }
   4833   1.1     skrll 
   4834   1.1     skrll   sdyn = bfd_get_linker_section (dynobj, ".dynamic");
   4835   1.6  christos 
   4836   1.1     skrll   if (elf_hash_table (info)->dynamic_sections_created)
   4837   1.1     skrll     {
   4838   1.1     skrll       asection *splt;
   4839   1.1     skrll 
   4840   1.1     skrll       splt = htab->elf.splt;
   4841   1.1     skrll       BFD_ASSERT (splt != NULL && sdyn != NULL);
   4842   1.1     skrll 
   4843   1.1     skrll       if (!sparc_finish_dyn (output_bfd, info, dynobj, sdyn, splt))
   4844   1.1     skrll 	return FALSE;
   4845   1.1     skrll 
   4846   1.7  christos       /* Initialize the contents of the .plt section.  */
   4847   1.1     skrll       if (splt->size > 0)
   4848   1.1     skrll 	{
   4849   1.1     skrll 	  if (htab->is_vxworks)
   4850   1.1     skrll 	    {
   4851   1.1     skrll 	      if (bfd_link_pic (info))
   4852   1.1     skrll 		sparc_vxworks_finish_shared_plt (output_bfd, info);
   4853   1.1     skrll 	      else
   4854   1.1     skrll 		sparc_vxworks_finish_exec_plt (output_bfd, info);
   4855   1.1     skrll 	    }
   4856   1.1     skrll 	  else
   4857   1.1     skrll 	    {
   4858   1.1     skrll 	      memset (splt->contents, 0, htab->plt_header_size);
   4859   1.1     skrll 	      if (!ABI_64_P (output_bfd))
   4860   1.7  christos 		bfd_put_32 (output_bfd, (bfd_vma) SPARC_NOP,
   4861  1.13  christos 			    splt->contents + splt->size - 4);
   4862  1.13  christos 	    }
   4863  1.13  christos 	}
   4864   1.1     skrll 
   4865   1.1     skrll       if (elf_section_data (splt->output_section) != NULL)
   4866   1.1     skrll 	elf_section_data (splt->output_section)->this_hdr.sh_entsize
   4867   1.1     skrll 	  = ((htab->is_vxworks || !ABI_64_P (output_bfd))
   4868   1.3  christos 	     ? 0 : htab->plt_entry_size);
   4869   1.1     skrll     }
   4870   1.1     skrll 
   4871   1.1     skrll   /* Set the first entry in the global offset table to the address of
   4872   1.1     skrll      the dynamic section.  */
   4873   1.1     skrll   if (htab->elf.sgot && htab->elf.sgot->size > 0)
   4874   1.3  christos     {
   4875   1.1     skrll       bfd_vma val = (sdyn ?
   4876   1.1     skrll 		     sdyn->output_section->vma + sdyn->output_offset :
   4877   1.3  christos 		     0);
   4878   1.3  christos 
   4879   1.1     skrll       SPARC_ELF_PUT_WORD (htab, output_bfd, val, htab->elf.sgot->contents);
   4880   1.1     skrll     }
   4881   1.3  christos 
   4882   1.3  christos   if (htab->elf.sgot)
   4883   1.3  christos     elf_section_data (htab->elf.sgot->output_section)->this_hdr.sh_entsize =
   4884  1.13  christos       SPARC_ELF_WORD_BYTES (htab);
   4885  1.13  christos 
   4886  1.13  christos   /* Fill PLT and GOT entries for local STT_GNU_IFUNC symbols.  */
   4887  1.13  christos   htab_traverse (htab->loc_hash_table, finish_local_dynamic_symbol, info);
   4888  1.13  christos 
   4889   1.1     skrll   /* Fill PLT entries for undefined weak symbols in PIE.  */
   4890   1.1     skrll   if (bfd_link_pie (info))
   4891   1.1     skrll     bfd_hash_traverse (&info->hash->table,
   4892   1.1     skrll 		       pie_finish_undefweak_symbol,
   4893   1.1     skrll 		       info);
   4894   1.1     skrll   return TRUE;
   4895   1.1     skrll }
   4896   1.1     skrll 
   4897   1.1     skrll 
   4898  1.11  christos /* Set the right machine number for a SPARC ELF file.  */
   4900  1.11  christos 
   4901  1.11  christos bfd_boolean
   4902  1.11  christos _bfd_sparc_elf_object_p (bfd *abfd)
   4903  1.11  christos {
   4904  1.13  christos   obj_attribute *attrs = elf_known_obj_attributes (abfd)[OBJ_ATTR_GNU];
   4905  1.13  christos   obj_attribute *hwcaps = &attrs[Tag_GNU_Sparc_HWCAPS];
   4906  1.11  christos   obj_attribute *hwcaps2 = &attrs[Tag_GNU_Sparc_HWCAPS2];
   4907  1.13  christos 
   4908  1.13  christos   unsigned int v9c_hwcaps_mask = ELF_SPARC_HWCAP_ASI_BLK_INIT;
   4909  1.13  christos   unsigned int v9d_hwcaps_mask = (ELF_SPARC_HWCAP_FMAF
   4910  1.13  christos 				  | ELF_SPARC_HWCAP_VIS3
   4911  1.13  christos 				  | ELF_SPARC_HWCAP_HPC);
   4912  1.13  christos   unsigned int v9e_hwcaps_mask = (ELF_SPARC_HWCAP_AES
   4913  1.13  christos 				  | ELF_SPARC_HWCAP_DES
   4914  1.13  christos 				  | ELF_SPARC_HWCAP_KASUMI
   4915  1.13  christos 				  | ELF_SPARC_HWCAP_CAMELLIA
   4916  1.13  christos 				  | ELF_SPARC_HWCAP_MD5
   4917  1.13  christos 				  | ELF_SPARC_HWCAP_SHA1
   4918  1.13  christos 				  | ELF_SPARC_HWCAP_SHA256
   4919  1.11  christos 				  | ELF_SPARC_HWCAP_SHA512
   4920  1.13  christos 				  | ELF_SPARC_HWCAP_MPMUL
   4921  1.11  christos 				  | ELF_SPARC_HWCAP_MONT
   4922  1.13  christos 				  | ELF_SPARC_HWCAP_CRC32C
   4923  1.13  christos 				  | ELF_SPARC_HWCAP_CBCOND
   4924  1.13  christos 				  | ELF_SPARC_HWCAP_PAUSE);
   4925  1.13  christos   unsigned int v9v_hwcaps_mask = (ELF_SPARC_HWCAP_FJFMAU
   4926  1.13  christos 				 | ELF_SPARC_HWCAP_IMA);
   4927  1.13  christos   unsigned int v9m_hwcaps2_mask = (ELF_SPARC_HWCAP2_SPARC5
   4928  1.13  christos 				   | ELF_SPARC_HWCAP2_MWAIT
   4929  1.13  christos 				   | ELF_SPARC_HWCAP2_XMPMUL
   4930  1.13  christos 				   | ELF_SPARC_HWCAP2_XMONT);
   4931  1.13  christos   unsigned int m8_hwcaps2_mask = (ELF_SPARC_HWCAP2_SPARC6
   4932  1.13  christos 				  | ELF_SPARC_HWCAP2_ONADDSUB
   4933  1.11  christos 				  | ELF_SPARC_HWCAP2_ONMUL
   4934   1.1     skrll 				  | ELF_SPARC_HWCAP2_ONDIV
   4935   1.1     skrll 				  | ELF_SPARC_HWCAP2_DICTUNP
   4936   1.1     skrll 				  | ELF_SPARC_HWCAP2_FPCMPSHL
   4937   1.1     skrll 				  | ELF_SPARC_HWCAP2_RLE
   4938  1.13  christos 				  | ELF_SPARC_HWCAP2_SHA3);
   4939  1.13  christos 
   4940  1.13  christos   if (ABI_64_P (abfd))
   4941  1.13  christos     {
   4942  1.11  christos       unsigned long mach = bfd_mach_sparc_v9;
   4943  1.13  christos 
   4944  1.11  christos       if (hwcaps2->i & m8_hwcaps2_mask)
   4945  1.13  christos 	mach = bfd_mach_sparc_v9m8;
   4946  1.11  christos       else if (hwcaps2->i & v9m_hwcaps2_mask)
   4947  1.13  christos 	mach = bfd_mach_sparc_v9m;
   4948  1.11  christos       else if (hwcaps->i & v9v_hwcaps_mask)
   4949  1.13  christos 	mach = bfd_mach_sparc_v9v;
   4950  1.11  christos       else if (hwcaps->i & v9e_hwcaps_mask)
   4951   1.1     skrll 	mach = bfd_mach_sparc_v9e;
   4952   1.1     skrll       else if (hwcaps->i & v9d_hwcaps_mask)
   4953   1.1     skrll 	mach = bfd_mach_sparc_v9d;
   4954   1.1     skrll       else if (hwcaps->i & v9c_hwcaps_mask)
   4955   1.1     skrll 	mach = bfd_mach_sparc_v9c;
   4956   1.1     skrll       else if (elf_elfheader (abfd)->e_flags & EF_SPARC_SUN_US3)
   4957   1.1     skrll 	mach = bfd_mach_sparc_v9b;
   4958   1.1     skrll       else if (elf_elfheader (abfd)->e_flags & EF_SPARC_SUN_US1)
   4959   1.1     skrll 	mach = bfd_mach_sparc_v9a;
   4960  1.13  christos       return bfd_default_set_arch_mach (abfd, bfd_arch_sparc, mach);
   4961  1.13  christos     }
   4962  1.13  christos   else
   4963  1.13  christos     {
   4964  1.11  christos       if (elf_elfheader (abfd)->e_machine == EM_SPARC32PLUS)
   4965  1.11  christos 	{
   4966  1.13  christos 	  if (hwcaps2->i & m8_hwcaps2_mask)
   4967  1.13  christos 	    return bfd_default_set_arch_mach (abfd, bfd_arch_sparc,
   4968  1.11  christos 					      bfd_mach_sparc_v8plusm8);
   4969  1.13  christos 	  else if (hwcaps2->i & v9m_hwcaps2_mask)
   4970  1.13  christos 	    return bfd_default_set_arch_mach (abfd, bfd_arch_sparc,
   4971  1.11  christos 					      bfd_mach_sparc_v8plusm);
   4972  1.13  christos 	  else if (hwcaps->i & v9v_hwcaps_mask)
   4973  1.13  christos 	    return bfd_default_set_arch_mach (abfd, bfd_arch_sparc,
   4974  1.11  christos 					      bfd_mach_sparc_v8plusv);
   4975  1.13  christos 	  else if (hwcaps->i & v9e_hwcaps_mask)
   4976  1.13  christos 	    return bfd_default_set_arch_mach (abfd, bfd_arch_sparc,
   4977  1.11  christos 					      bfd_mach_sparc_v8pluse);
   4978  1.11  christos 	  else if (hwcaps->i & v9d_hwcaps_mask)
   4979   1.1     skrll 	    return bfd_default_set_arch_mach (abfd, bfd_arch_sparc,
   4980   1.1     skrll 					      bfd_mach_sparc_v8plusd);
   4981   1.1     skrll 	  else if (hwcaps->i & v9c_hwcaps_mask)
   4982   1.1     skrll 	    return bfd_default_set_arch_mach (abfd, bfd_arch_sparc,
   4983   1.1     skrll 					      bfd_mach_sparc_v8plusc);
   4984   1.1     skrll 	  else if (elf_elfheader (abfd)->e_flags & EF_SPARC_SUN_US3)
   4985   1.1     skrll 	    return bfd_default_set_arch_mach (abfd, bfd_arch_sparc,
   4986   1.1     skrll 					      bfd_mach_sparc_v8plusb);
   4987   1.1     skrll 	  else if (elf_elfheader (abfd)->e_flags & EF_SPARC_SUN_US1)
   4988   1.1     skrll 	    return bfd_default_set_arch_mach (abfd, bfd_arch_sparc,
   4989   1.1     skrll 					      bfd_mach_sparc_v8plusa);
   4990   1.1     skrll 	  else if (elf_elfheader (abfd)->e_flags & EF_SPARC_32PLUS)
   4991   1.1     skrll 	    return bfd_default_set_arch_mach (abfd, bfd_arch_sparc,
   4992   1.1     skrll 					      bfd_mach_sparc_v8plus);
   4993   1.1     skrll 	  else
   4994   1.1     skrll 	    return FALSE;
   4995   1.1     skrll 	}
   4996   1.1     skrll       else if (elf_elfheader (abfd)->e_flags & EF_SPARC_LEDATA)
   4997   1.1     skrll 	return bfd_default_set_arch_mach (abfd, bfd_arch_sparc,
   4998   1.1     skrll 					  bfd_mach_sparc_sparclite_le);
   4999   1.1     skrll       else
   5000   1.1     skrll 	return bfd_default_set_arch_mach (abfd, bfd_arch_sparc, bfd_mach_sparc);
   5001   1.1     skrll     }
   5002   1.1     skrll }
   5003   1.1     skrll 
   5004   1.1     skrll /* Return address for Ith PLT stub in section PLT, for relocation REL
   5005   1.1     skrll    or (bfd_vma) -1 if it should not be included.  */
   5006   1.1     skrll 
   5007   1.1     skrll bfd_vma
   5008   1.1     skrll _bfd_sparc_elf_plt_sym_val (bfd_vma i, const asection *plt, const arelent *rel)
   5009   1.1     skrll {
   5010   1.1     skrll   if (ABI_64_P (plt->owner))
   5011   1.1     skrll     {
   5012   1.1     skrll       bfd_vma j;
   5013   1.1     skrll 
   5014   1.1     skrll       i += PLT64_HEADER_SIZE / PLT64_ENTRY_SIZE;
   5015   1.1     skrll       if (i < PLT64_LARGE_THRESHOLD)
   5016   1.1     skrll 	return plt->vma + i * PLT64_ENTRY_SIZE;
   5017   1.1     skrll 
   5018   1.1     skrll       j = (i - PLT64_LARGE_THRESHOLD) % 160;
   5019   1.6  christos       i -= j;
   5020   1.6  christos       return plt->vma + i * PLT64_ENTRY_SIZE + j * 4 * 6;
   5021   1.6  christos     }
   5022   1.6  christos   else
   5023   1.6  christos     return rel->address;
   5024  1.13  christos }
   5025   1.6  christos 
   5026  1.13  christos /* Merge backend specific data from an object file to the output
   5027   1.6  christos    object file when linking.  */
   5028   1.6  christos 
   5029   1.6  christos bfd_boolean
   5030   1.6  christos _bfd_sparc_elf_merge_private_bfd_data (bfd *ibfd, struct bfd_link_info *info)
   5031   1.6  christos {
   5032   1.6  christos   bfd *obfd = info->output_bfd;
   5033   1.6  christos   obj_attribute *in_attr, *in_attrs;
   5034   1.6  christos   obj_attribute *out_attr, *out_attrs;
   5035   1.6  christos 
   5036   1.6  christos   if (!elf_known_obj_attributes_proc (obfd)[0].i)
   5037   1.6  christos     {
   5038   1.6  christos       /* This is the first object.  Copy the attributes.  */
   5039   1.6  christos       _bfd_elf_copy_obj_attributes (ibfd, obfd);
   5040   1.6  christos 
   5041   1.6  christos       /* Use the Tag_null value to indicate the attributes have been
   5042   1.6  christos 	 initialized.  */
   5043   1.6  christos       elf_known_obj_attributes_proc (obfd)[0].i = 1;
   5044   1.6  christos 
   5045   1.6  christos       return TRUE;
   5046   1.6  christos     }
   5047   1.6  christos 
   5048   1.6  christos   in_attrs = elf_known_obj_attributes (ibfd)[OBJ_ATTR_GNU];
   5049   1.7  christos   out_attrs = elf_known_obj_attributes (obfd)[OBJ_ATTR_GNU];
   5050   1.7  christos 
   5051   1.7  christos   in_attr = &in_attrs[Tag_GNU_Sparc_HWCAPS];
   5052   1.7  christos   out_attr = &out_attrs[Tag_GNU_Sparc_HWCAPS];
   5053   1.7  christos 
   5054   1.7  christos   out_attr->i |= in_attr->i;
   5055   1.7  christos   out_attr->type = 1;
   5056   1.7  christos 
   5057   1.6  christos   in_attr = &in_attrs[Tag_GNU_Sparc_HWCAPS2];
   5058  1.13  christos   out_attr = &out_attrs[Tag_GNU_Sparc_HWCAPS2];
   5059   1.6  christos 
   5060   1.6  christos   out_attr->i |= in_attr->i;
   5061   1.6  christos   out_attr->type = 1;
   5062                 
   5063                   /* Merge Tag_compatibility attributes and any common GNU ones.  */
   5064                   _bfd_elf_merge_object_attributes (ibfd, info);
   5065                 
   5066                   return TRUE;
   5067                 }
   5068